Revert 207790 "InstantExtended: Don't create overlay, again."

trunk/src/chrome/browser/ui/search/instant_extended_interactive_uitest.cc

Index: trunk/src/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
===================================================================
--- trunk/src/chrome/browser/ui/search/instant_extended_interactive_uitest.cc	(revision 207797)
+++ trunk/src/chrome/browser/ui/search/instant_extended_interactive_uitest.cc	(working copy)
@@ -288,15 +288,499 @@
   DISALLOW_COPY_AND_ASSIGN(InstantPolicyTest);
 };
 
+#if defined(HTML_INSTANT_EXTENDED_POPUP)
+
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, ExtendedModeIsOn) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
   EXPECT_TRUE(instant()->extended_enabled_);
 }
 
+// Test that Instant is preloaded when the omnibox is focused.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OmniboxFocusLoadsInstant) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Explicitly unfocus the omnibox.
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+
+  EXPECT_TRUE(ui_test_utils::IsViewFocused(browser(), VIEW_ID_TAB_CONTAINER));
+  EXPECT_FALSE(omnibox()->model()->has_focus());
+
+  // Delete any existing overlay.
+  instant()->overlay_.reset();
+  EXPECT_FALSE(instant()->GetOverlayContents());
+
+  // Refocus the omnibox. The InstantController should've preloaded Instant.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  EXPECT_FALSE(ui_test_utils::IsViewFocused(browser(), VIEW_ID_TAB_CONTAINER));
+  EXPECT_TRUE(omnibox()->model()->has_focus());
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+
+  // Check that the page supports Instant, but it isn't showing.
+  EXPECT_TRUE(instant()->overlay_->supports_instant());
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+
+  // Adding a new tab shouldn't delete or recreate the overlay; otherwise,
+  // what's the point of preloading?
+  AddBlankTabAndShow(browser());
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+
+  // Unfocusing and refocusing the omnibox should also preserve the overlay.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+  EXPECT_TRUE(ui_test_utils::IsViewFocused(browser(), VIEW_ID_TAB_CONTAINER));
+
+  FocusOmnibox();
+  EXPECT_FALSE(ui_test_utils::IsViewFocused(browser(), VIEW_ID_TAB_CONTAINER));
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, InputShowsOverlay) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+
+  // Typing in the omnibox should show the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  EXPECT_TRUE(instant()->model()->mode().is_search_suggestions());
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+}
+
+// Flaky on Linux Tests bot.
+#if defined(OS_LINUX)
+#define MAYBE_UsesOverlayIfTabNotReady DISABLED_UsesOverlayIfTabNotReady
+#else
+#define MAYBE_UsesOverlayIfTabNotReady UsesOverlayIfTabNotReady
+#endif
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, MAYBE_UsesOverlayIfTabNotReady) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Open a new tab and navigate to instant URL. Start typing before InstantTab
+  // is properly hooked up. Should use the overlay.
+  ui_test_utils::NavigateToURLWithDisposition(
+      browser(),
+      instant_url(),
+      NEW_BACKGROUND_TAB,
+      ui_test_utils::BROWSER_TEST_NONE);
+  EXPECT_EQ(2, browser()->tab_strip_model()->count());
+  browser()->tab_strip_model()->ActivateTabAt(1, false);
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+
+  // But Instant tab should still exist.
+  ASSERT_NE(static_cast<InstantTab*>(NULL), instant()->instant_tab());
+  EXPECT_FALSE(instant()->UseTabForSuggestions());
+
+  // Wait for Instant Tab support if it still hasn't finished loading.
+  if (!instant()->instant_tab()->supports_instant()) {
+    content::WindowedNotificationObserver instant_tab_observer(
+        chrome::NOTIFICATION_INSTANT_TAB_SUPPORT_DETERMINED,
+        content::NotificationService::AllSources());
+    instant_tab_observer.Wait();
+  }
+
+  // Hide the overlay. Now, we should be using Instant tab for suggestions.
+  instant()->HideOverlay();
+  EXPECT_TRUE(instant()->UseTabForSuggestions());
+}
+
+// Flaky on Mac Tests bot. crbug.com/242415
+#if defined(OS_MACOSX)
+#define MAYBE_MiddleClickOnSuggestionOpensInNewTab DISABLED_MiddleClickOnSuggestionOpensInNewTab
+#else
+#define MAYBE_MiddleClickOnSuggestionOpensInNewTab MiddleClickOnSuggestionOpensInNewTab
+#endif
+
+// Test that middle clicking on a suggestion opens the result in a new tab.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       MAYBE_MiddleClickOnSuggestionOpensInNewTab) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  EXPECT_EQ(1, browser()->tab_strip_model()->count());
+
+  // Typing in the omnibox should show the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("http://www.example.com/"));
+
+  // Create an event listener that opens the top suggestion in a new tab.
+  EXPECT_TRUE(ExecuteScript(
+      "var rid = getApiHandle().nativeSuggestions[0].rid;"
+      "document.body.addEventListener('click', function() {"
+        "chrome.embeddedSearch.navigateContentWindow(rid, 2);"
+      "});"
+      ));
+
+  content::WindowedNotificationObserver observer(
+        chrome::NOTIFICATION_TAB_ADDED,
+        content::NotificationService::AllSources());
+
+  // Click to trigger the event listener.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+
+  // Wait for the new tab to be added.
+  observer.Wait();
+
+  // Check that the new tab URL is as expected.
+  content::WebContents* new_tab_contents =
+      browser()->tab_strip_model()->GetWebContentsAt(1);
+  EXPECT_EQ("http://www.example.com/", new_tab_contents->GetURL().spec());
+
+  // Check that there are now two tabs.
+  EXPECT_EQ(2, browser()->tab_strip_model()->count());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       UnfocusingOmniboxDoesNotChangeSuggestions) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  // Get a committed tab to work with.
+  content::WebContents* instant_tab = instant()->GetOverlayContents();
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("committed"));
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // Put focus back into the omnibox, type, and wait for some gray text.
+  EXPECT_TRUE(content::ExecuteScript(instant_tab,
+                                     "suggestion = 'santa claus';"));
+  SetOmniboxTextAndWaitForSuggestion("santa ");
+  EXPECT_EQ(ASCIIToUTF16("claus"), GetGrayText());
+  EXPECT_TRUE(content::ExecuteScript(instant_tab,
+      "onChangeCalls = onNativeSuggestionsCalls = 0;"));
+
+  // Now unfocus the omnibox.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+  EXPECT_TRUE(UpdateSearchState(instant_tab));
+  EXPECT_EQ(0, on_change_calls_);
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+}
+
+// Test that omnibox text is correctly set when overlay is committed with Enter.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OmniboxTextUponEnterCommit) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // The page will autocomplete once we set the omnibox value.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'santa claus';"));
+
+  // Set the text, and wait for suggestions to show up.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("santa"));
+  EXPECT_EQ(ASCIIToUTF16("santa"), omnibox()->GetText());
+
+  // Test that the current suggestion is correctly set.
+  EXPECT_EQ(ASCIIToUTF16(" claus"), GetGrayText());
+
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // 'Enter' commits the query as it was typed.
+  EXPECT_EQ(ASCIIToUTF16("santa"), omnibox()->GetText());
+
+  // Suggestion should be cleared at this point.
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+}
+
+// Test that omnibox text is correctly set when committed with focus lost.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OmniboxTextUponFocusLostCommit) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Set autocomplete text (grey text).
+  EXPECT_TRUE(ExecuteScript("suggestion = 'johnny depp';"));
+
+  // Set the text, and wait for suggestions to show up.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("johnny"));
+  EXPECT_EQ(ASCIIToUTF16("johnny"), omnibox()->GetText());
+
+  // Test that the current suggestion is correctly set.
+  EXPECT_EQ(ASCIIToUTF16(" depp"), GetGrayText());
+
+  // Commit the overlay by lost focus (e.g. clicking on the page).
+  instant()->CommitIfPossible(INSTANT_COMMIT_FOCUS_LOST);
+
+  // Omnibox text and suggestion should not be changed.
+  EXPECT_EQ(ASCIIToUTF16("johnny"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(" depp"), GetGrayText());
+}
+
+// Test that omnibox text is correctly set when clicking on committed SERP.
+// Disabled on Mac because omnibox focus loss is not working correctly.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       OmniboxTextUponFocusedCommittedSERP) {
+  // Setup Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Create an observer to wait for the instant tab to support Instant.
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_TAB_SUPPORT_DETERMINED,
+      content::NotificationService::AllSources());
+
+  // Do a search and commit it.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello k"));
+  EXPECT_EQ(ASCIIToUTF16("hello k"), omnibox()->GetText());
+  browser()->window()->GetLocationBar()->AcceptInput();
+  observer.Wait();
+
+  // With a committed results page, do a search by unfocusing the omnibox and
+  // focusing the contents.
+  SetOmniboxText("hello");
+  // Calling handleOnChange manually to make sure it is called before the
+  // Focus() call below.
+  EXPECT_TRUE(content::ExecuteScript(instant()->instant_tab()->contents(),
+                                     "suggestion = 'hello kitty';"
+                                     "handleOnChange();"));
+  instant()->instant_tab()->contents()->GetView()->Focus();
+
+  // Omnibox text and suggestion should not be changed.
+  EXPECT_EQ(ASCIIToUTF16("hello"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(" kitty"), GetGrayText());
+}
+
+// Checks that a previous Navigation suggestion is not re-used when a search
+// suggestion comes in.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       NavigationSuggestionIsDiscardedUponSearchSuggestion) {
+  // Setup Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Tell the page to send a URL suggestion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'http://www.example.com';"
+                            "behavior = 1;"));
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("exa"));
+  EXPECT_EQ(ASCIIToUTF16("example.com"), omnibox()->GetText());
+
+  // Now send a search suggestion and see that Navigation suggestion is no
+  // longer kept.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'exams are great';"
+                            "behavior = 2;"));
+  SetOmniboxText("exam");
+  // Wait for JavaScript to run handleOnChange by executing a blank script.
+  EXPECT_TRUE(ExecuteScript(std::string()));
+
+  instant()->overlay()->contents()->GetView()->Focus();
+  EXPECT_EQ(ASCIIToUTF16("exam"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16("s are great"), GetGrayText());
+
+  // TODO(jered): Remove this after fixing OnBlur().
+  omnibox()->RevertAll();
+}
+
+// This test simulates a search provider using the InstantExtended API to
+// navigate through the suggested results and back to the original user query.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NavigateSuggestionsWithArrowKeys) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello"));
+  EXPECT_EQ("hello", GetOmniboxText());
+
+  SendDownArrow();
+  EXPECT_EQ("result 1", GetOmniboxText());
+  SendDownArrow();
+  EXPECT_EQ("result 2", GetOmniboxText());
+  SendUpArrow();
+  EXPECT_EQ("result 1", GetOmniboxText());
+  SendUpArrow();
+  EXPECT_EQ("hello", GetOmniboxText());
+
+  // Ensure that the API's value is set correctly.
+  std::string result;
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "window.chrome.searchBox.value",
+                              &result));
+  EXPECT_EQ("hello", result);
+
+  EXPECT_TRUE(HasUserInputInProgress());
+  // TODO(beaudoin): Figure out why this fails.
+  // EXPECT_FALSE(HasTemporaryText());
+
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+  EXPECT_EQ("hello", GetOmniboxText());
+}
+
+// Flaky on Linux Tests bot.  See http://crbug.com/233090.
+#if defined(OS_LINUX)
+#define MAYBE_NavigateToURLSuggestionHitEnterAndLookForSubmit DISABLED_NavigateToURLSuggestionHitEnterAndLookForSubmit
+#else
+#define MAYBE_NavigateToURLSuggestionHitEnterAndLookForSubmit NavigateToURLSuggestionHitEnterAndLookForSubmit
+#endif
+
+// This test simulates a search provider using the InstantExtended API to
+// navigate through the suggested results and back to the original user query.
+// If this test starts to flake, it may be that the second call to AcceptInput
+// below causes instant()->instant_tab() to no longer be valid due to e.g. a
+// navigation. In that case, see https://codereview.chromium.org/12895007/#msg28
+// and onwards for possible alternatives.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       MAYBE_NavigateToURLSuggestionHitEnterAndLookForSubmit) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Create an observer to wait for the instant tab to support Instant.
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_TAB_SUPPORT_DETERMINED,
+      content::NotificationService::AllSources());
+
+  // Do a search and commit it.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello k"));
+  EXPECT_EQ(ASCIIToUTF16("hello k"), omnibox()->GetText());
+  browser()->window()->GetLocationBar()->AcceptInput();
+  observer.Wait();
+
+  SetOmniboxText("http");
+  EXPECT_EQ("http", GetOmniboxText());
+
+  SendDownArrow();
+  EXPECT_EQ("result 1", GetOmniboxText());
+  SendDownArrow();
+  EXPECT_EQ("result 2", GetOmniboxText());
+
+  // Set the next suggestion to be of type INSTANT_SUGGESTION_URL.
+  EXPECT_TRUE(content::ExecuteScript(instant()->instant_tab()->contents(),
+                                     "suggestionType = 1;"));
+  SendDownArrow();
+  EXPECT_EQ("http://www.google.com", GetOmniboxText());
+
+  EXPECT_TRUE(HasUserInputInProgress());
+
+  EXPECT_TRUE(UpdateSearchState(instant()->instant_tab()->contents()));
+  // Note the commit count is initially 1 due to the AcceptInput() call above.
+  EXPECT_EQ(1, submit_count_);
+
+  std::string old_query_value(query_value_);
+
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // Make sure a submit message got sent.
+  EXPECT_TRUE(UpdateSearchState(instant()->instant_tab()->contents()));
+  EXPECT_EQ(2, submit_count_);
+  EXPECT_EQ(old_query_value, query_value_);
+}
+
+// This test simulates a search provider using the InstantExtended API to
+// navigate through the suggested results and hitting escape to get back to the
+// original user query.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NavigateSuggestionsAndHitEscape) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello"));
+  EXPECT_EQ("hello", GetOmniboxText());
+
+  SendDownArrow();
+  EXPECT_EQ("result 1", GetOmniboxText());
+  SendDownArrow();
+  EXPECT_EQ("result 2", GetOmniboxText());
+  SendEscape();
+  EXPECT_EQ("hello", GetOmniboxText());
+
+  // Ensure that the API's value is set correctly.
+  std::string result;
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "window.chrome.searchBox.value",
+                              &result));
+  EXPECT_EQ("hello", result);
+
+  EXPECT_TRUE(HasUserInputInProgress());
+  EXPECT_FALSE(HasTemporaryText());
+
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+  EXPECT_EQ("hello", GetOmniboxText());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PressEscapeWithBlueText) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Set blue text completion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'chimichanga.com';"
+                            "behavior = 1;"));
+
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("chimi"));
+
+  EXPECT_EQ(ASCIIToUTF16("chimichanga.com"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16("changa.com"), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  EXPECT_TRUE(ExecuteScript("onChangeCalls = onNativeSuggestionsCalls = 0;"));
+
+  SendDownArrow();
+
+  EXPECT_EQ(ASCIIToUTF16("result 1"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_SET_SUGGESTION,
+      content::NotificationService::AllSources());
+  SendEscape();
+  observer.Wait();
+
+  EXPECT_EQ(ASCIIToUTF16("chimichanga.com"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16("changa.com"), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  EXPECT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+  EXPECT_EQ(0, on_change_calls_);
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PressEscapeWithGrayText) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Set gray text completion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'cowabunga';"
+                            "behavior = 2;"));
+
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("cowa"));
+
+  EXPECT_EQ(ASCIIToUTF16("cowa"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16("bunga"), GetGrayText());
+
+  EXPECT_TRUE(ExecuteScript("onChangeCalls = onNativeSuggestionsCalls = 0;"));
+
+  SendDownArrow();
+
+  EXPECT_EQ(ASCIIToUTF16("result 1"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_SET_SUGGESTION,
+      content::NotificationService::AllSources());
+  SendEscape();
+  observer.Wait();
+
+  EXPECT_EQ(ASCIIToUTF16("cowa"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetBlueText());
+  EXPECT_EQ(ASCIIToUTF16("bunga"), GetGrayText());
+
+  EXPECT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+  EXPECT_EQ(0, on_change_calls_);
+}
+
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NTPIsPreloaded) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -311,7 +795,7 @@
 
   // The second argument says to use only the local overlay and NTP.
   instant()->SetInstantEnabled(false, true);
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -337,7 +821,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PreloadedNTPIsUsedInNewTab) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -359,7 +843,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PreloadedNTPIsUsedInSameTab) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -381,7 +865,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PreloadedNTPForWrongProvider) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -406,7 +890,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, PreloadedNTPRenderViewGone) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should be preloaded.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -432,7 +916,7 @@
   GURL instant_url = test_server()->GetURL("files/empty.html?strk=1");
   InstantTestBase::Init(instant_url);
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // NTP contents should have fallen back to the local page.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
@@ -453,7 +937,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_OmniboxHasFocusOnNewTab) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Explicitly unfocus the omnibox.
   EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
@@ -474,7 +958,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OmniboxEmptyOnNewTabPage) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Open new tab. Preloaded NTP contents should have been used.
   ui_test_utils::NavigateToURLWithDisposition(
@@ -490,7 +974,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoFaviconOnNewTabPage) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Open new tab. Preloaded NTP contents should have been used.
   ui_test_utils::NavigateToURLWithDisposition(
@@ -513,8 +997,31 @@
   EXPECT_TRUE(favicon_tab_helper->ShouldDisplayFavicon());
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, InputOnNTPDoesntShowOverlay) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+
+  // Navigate to the NTP. Should use preloaded contents.
+  ui_test_utils::NavigateToURLWithDisposition(
+      browser(),
+      GURL(chrome::kChromeUINewTabURL),
+      CURRENT_TAB,
+      ui_test_utils::BROWSER_TEST_NONE);
+
+  // Typing in the omnibox should not show the overlay.
+  SetOmniboxText("query");
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+}
+
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, ProcessIsolation) {
-  // Prior to setup, Instant has an ntp with a failed "google.com" load in
+  // Prior to setup, Instant has an overlay with a failed "google.com" load in
   // it, which is rendered in the dedicated Instant renderer process.
   //
   // TODO(sreeram): Fix this up when we stop doing crazy things on init.
@@ -529,11 +1036,15 @@
 
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // The registered Instant render process should still exist.
   EXPECT_EQ(1, instant_service->GetInstantProcessCount());
-  // And the Instant ntp should live inside it.
+
+  // And the Instant overlay and ntp should live inside it.
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(instant_service->IsInstantProcess(
+      overlay->GetRenderProcessHost()->GetID()));
   content::WebContents* ntp_contents = instant()->ntp_->contents();
   EXPECT_TRUE(instant_service->IsInstantProcess(
       ntp_contents->GetRenderProcessHost()->GetID()));
@@ -555,24 +1066,235 @@
       active_tab->GetRenderProcessHost()->GetID()));
 }
 
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_MostVisited) {
+// Test that a search query will not be displayed for navsuggest queries.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       SearchQueryNotDisplayedForNavsuggest) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // The second argument indicates to use only the local overlay and NTP.
+  instant()->SetInstantEnabled(true, true);
+
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+
+  // Typing in the omnibox should show the overlay.
+  SetOmniboxText("face");
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+
+  // Add a navsuggest suggestion.
+  instant()->SetSuggestions(
+      overlay,
+      std::vector<InstantSuggestion>(
+          1,
+          InstantSuggestion(ASCIIToUTF16("http://facemash.com/"),
+                            INSTANT_COMPLETE_NOW,
+                            INSTANT_SUGGESTION_URL,
+                            ASCIIToUTF16("face"),
+                            kNoMatchIndex)));
+
+  while (!omnibox()->model()->autocomplete_controller()->done()) {
+    content::WindowedNotificationObserver autocomplete_observer(
+        chrome::NOTIFICATION_AUTOCOMPLETE_CONTROLLER_RESULT_READY,
+        content::NotificationService::AllSources());
+    autocomplete_observer.Wait();
+  }
+
+  EXPECT_TRUE(ExecuteScript(
+      "var sorted = chrome.embeddedSearch.searchBox.nativeSuggestions.sort("
+          "function (a,b) {"
+            "return b.rankingData.relevance - a.rankingData.relevance;"
+          "});"));
+
+  int suggestions_count = -1;
+  EXPECT_TRUE(GetIntFromJS(
+      overlay, "sorted.length", &suggestions_count));
+  ASSERT_GT(suggestions_count, 0);
+
+  std::string type;
+  EXPECT_TRUE(
+      GetStringFromJS(overlay, "sorted[0].type", &type));
+  ASSERT_EQ("navsuggest", type);
+
+  bool is_search;
+  EXPECT_TRUE(GetBoolFromJS(
+      overlay, "!!sorted[0].is_search", &is_search));
+  EXPECT_FALSE(is_search);
+}
+
+// Verification of fix for BUG=176365.  Ensure that each Instant WebContents in
+// a tab uses a new BrowsingInstance, to avoid conflicts in the
+// NavigationController.
+// Flaky: http://crbug.com/177516
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_UnrelatedSiteInstance) {
+  // Setup Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Check that the uncommited ntp page and uncommited overlay have unrelated
+  // site instances.
+  // TODO(sreeram): |ntp_| is going away, so this check can be removed in the
+  // future.
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  content::WebContents* ntp_contents = instant()->ntp_->contents();
+  EXPECT_FALSE(overlay->GetSiteInstance()->IsRelatedSiteInstance(
+      ntp_contents->GetSiteInstance()));
+
+  // Type a query and hit enter to get a results page.  The overlay becomes the
+  // active tab.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello"));
+  EXPECT_EQ("hello", GetOmniboxText());
+  browser()->window()->GetLocationBar()->AcceptInput();
+  content::WebContents* first_active_tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(first_active_tab, overlay);
+  scoped_refptr<content::SiteInstance> first_site_instance =
+      first_active_tab->GetSiteInstance();
+  EXPECT_FALSE(first_site_instance->IsRelatedSiteInstance(
+      ntp_contents->GetSiteInstance()));
+
+  // Navigating elsewhere gets us off of the commited page.  The next
+  // query will give us a new |overlay| which we will then commit.
+  ui_test_utils::NavigateToURL(browser(), GURL(chrome::kChromeUIAboutURL));
+
+  // Show and commit the new overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("hello again"));
+  EXPECT_EQ("hello again", GetOmniboxText());
+  browser()->window()->GetLocationBar()->AcceptInput();
+  content::WebContents* second_active_tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_NE(first_active_tab, second_active_tab);
+  scoped_refptr<content::SiteInstance> second_site_instance =
+      second_active_tab->GetSiteInstance();
+  EXPECT_NE(first_site_instance, second_site_instance);
+  EXPECT_FALSE(
+      first_site_instance->IsRelatedSiteInstance(second_site_instance.get()));
+}
+
+// Tests that suggestions are sanity checked.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, ValidatesSuggestions) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Do not set gray text that is not a suffix of the query.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'potato';"
+                            "behavior = 2;"));
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  EXPECT_EQ(ASCIIToUTF16("query"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  omnibox()->RevertAll();
+
+  // Do not set blue text that is not a valid URL completion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'this is not a url!';"
+                            "behavior = 1;"));
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("this is"));
+  EXPECT_EQ(ASCIIToUTF16("this is"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  omnibox()->RevertAll();
+
+  // Do not set gray text when blue text is already set.
+  // First set up some blue text completion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'www.example.com';"
+                            "behavior = 1;"));
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("http://www.ex"));
+  EXPECT_EQ(ASCIIToUTF16("http://www.example.com"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16("ample.com"), GetBlueText());
+
+  // Now try to set gray text for the same query.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'www.example.com rocks';"
+                            "behavior = 2;"));
+  SetOmniboxText("http://www.ex");
+  EXPECT_EQ(ASCIIToUTF16("http://www.example.com"), omnibox()->GetText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  omnibox()->RevertAll();
+
+  // Ignore an out-of-date blue text suggestion. (Simulates a laggy
+  // SetSuggestion IPC by directly calling into InstantController.)
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("http://www.example.com/"));
+  instant()->SetSuggestions(
+      instant()->overlay()->contents(),
+      std::vector<InstantSuggestion>(
+          1,
+          InstantSuggestion(ASCIIToUTF16("www.exa"),
+                            INSTANT_COMPLETE_NOW,
+                            INSTANT_SUGGESTION_URL,
+                            ASCIIToUTF16("www.exa"),
+                            kNoMatchIndex)));
+  EXPECT_EQ(
+      "http://www.example.com/",
+      omnibox()->model()->result().default_match()->destination_url.spec());
+
+  omnibox()->RevertAll();
+
+  // TODO(samarth): uncomment after fixing crbug.com/191656.
+  // Use an out-of-date blue text suggestion, if the text typed by the user is
+  // contained in the suggestion.
+  // ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("ex"));
+  // instant()->SetSuggestions(
+  //     instant()->overlay()->contents(),
+  //     std::vector<InstantSuggestion>(
+  //         1,
+  //         InstantSuggestion(ASCIIToUTF16("www.example.com"),
+  //                           INSTANT_COMPLETE_NOW,
+  //                           INSTANT_SUGGESTION_URL,
+  //                           ASCIIToUTF16("e"))));
+  // EXPECT_EQ(
+  //     "http://www.example.com/",
+  //     omnibox()->model()->result().default_match()->destination_url.spec());
+
+  // omnibox()->RevertAll();
+
+  // When asked to suggest blue text in verbatim mode, suggest the exact
+  // omnibox text rather than using the supplied suggestion text.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'www.example.com/q';"
+                            "behavior = 1;"));
+  SetOmniboxText("www.example.com/q");
+  omnibox()->OnBeforePossibleChange();
+  SetOmniboxText("www.example.com/");
+  omnibox()->OnAfterPossibleChange();
+  EXPECT_EQ(ASCIIToUTF16("www.example.com/"), omnibox()->GetText());
+}
+
+// Tests that a previous navigation suggestion is not discarded if it's not
+// stale.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       NavigationSuggestionIsNotDiscarded) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Tell the page to send a URL suggestion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'http://www.example.com';"
+                            "behavior = 1;"));
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("exa"));
+  EXPECT_EQ(ASCIIToUTF16("example.com"), omnibox()->GetText());
+  SetOmniboxText("exam");
+  EXPECT_EQ(ASCIIToUTF16("example.com"), omnibox()->GetText());
+
+  // TODO(jered): Remove this after fixing OnBlur().
+  omnibox()->RevertAll();
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, MostVisited) {
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_INSTANT_SENT_MOST_VISITED_ITEMS,
       content::NotificationService::AllSources());
   // Initialize Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Get a handle to the NTP and the current state of the JS.
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
-  content::WebContents* ntp = instant()->ntp_->contents();
-  EXPECT_TRUE(ntp);
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  content::WebContents* overlay = instant()->ntp_->contents();
+  EXPECT_TRUE(overlay);
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Wait for most visited data to be ready, if necessary.
   if (on_most_visited_change_calls_ == 0) {
     observer.Wait();
-    EXPECT_TRUE(UpdateSearchState(ntp));
+    EXPECT_TRUE(UpdateSearchState(overlay));
   }
 
   EXPECT_EQ(1, on_most_visited_change_calls_);
@@ -588,11 +1310,11 @@
   int rid = first_most_visited_item_id_;
   std::ostringstream stream;
   stream << "newTabPageHandle.deleteMostVisitedItem(" << rid << ");";
-  EXPECT_TRUE(content::ExecuteScript(ntp, stream.str()));
+  EXPECT_TRUE(ExecuteScript(stream.str()));
   observer.Wait();
 
   // Update Most Visited state.
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Make sure we have one less item in there.
   EXPECT_EQ(most_visited_items_count_, old_most_visited_items_count - 1);
@@ -600,11 +1322,11 @@
   // Undo the deletion of the fist Most Visited Item.
   stream.str(std::string());
   stream << "newTabPageHandle.undoMostVisitedDeletion(" << rid << ");";
-  EXPECT_TRUE(content::ExecuteScript(ntp, stream.str()));
+  EXPECT_TRUE(ExecuteScript(stream.str()));
   observer.Wait();
 
   // Update Most Visited state.
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Make sure we have the same number of items as before.
   EXPECT_EQ(most_visited_items_count_, old_most_visited_items_count);
@@ -613,21 +1335,21 @@
   rid = first_most_visited_item_id_;
   stream.str(std::string());
   stream << "newTabPageHandle.deleteMostVisitedItem(" << rid << ");";
-  EXPECT_TRUE(content::ExecuteScript(ntp, stream.str()));
+  EXPECT_TRUE(ExecuteScript(stream.str()));
   observer.Wait();
 
   // Update Most Visited state.
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Delete the second Most Visited Item.
   rid = first_most_visited_item_id_;
   stream.str(std::string());
   stream << "newTabPageHandle.deleteMostVisitedItem(" << rid << ");";
-  EXPECT_TRUE(content::ExecuteScript(ntp, stream.str()));
+  EXPECT_TRUE(ExecuteScript(stream.str()));
   observer.Wait();
 
   // Update Most Visited state.
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Make sure we have two less items in there.
   EXPECT_EQ(most_visited_items_count_, old_most_visited_items_count - 2);
@@ -635,11 +1357,11 @@
   // Delete the second Most Visited Item.
   stream.str(std::string());
   stream << "newTabPageHandle.undoAllMostVisitedDeletions();";
-  EXPECT_TRUE(content::ExecuteScript(ntp, stream.str()));
+  EXPECT_TRUE(ExecuteScript(stream.str()));
   observer.Wait();
 
   // Update Most Visited state.
-  EXPECT_TRUE(UpdateSearchState(ntp));
+  EXPECT_TRUE(UpdateSearchState(overlay));
 
   // Make sure we have the same number of items as before.
   EXPECT_EQ(most_visited_items_count_, old_most_visited_items_count);
@@ -649,7 +1371,7 @@
   InstallThemeSource();
   ASSERT_NO_FATAL_FAILURE(InstallThemeAndVerify("theme", "camo theme"));
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // The "Instant" New Tab should have access to chrome-search: scheme but not
   // chrome: scheme.
@@ -682,7 +1404,7 @@
   EXPECT_TRUE(top_sites->SetPageThumbnail(url, thumbnail, high_score));
 
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // The "Instant" New Tab should have access to chrome-search: scheme but not
   // chrome: scheme.
@@ -707,25 +1429,77 @@
   EXPECT_TRUE(loaded) << search_favicon_url;
 }
 
+// WebUIBindings should never be enabled on ANY Instant web contents.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoWebUIBindingsOnNTP) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  ui_test_utils::NavigateToURLWithDisposition(
+      browser(),
+      GURL(chrome::kChromeUINewTabURL),
+      NEW_FOREGROUND_TAB,
+      ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB);
+  const content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+
+  // Instant-provided NTP should not have any bindings enabled.
+  EXPECT_EQ(0, tab->GetRenderViewHost()->GetEnabledBindings());
+}
+
+// WebUIBindings should never be enabled on ANY Instant web contents.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoWebUIBindingsOnPreview) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Typing in the omnibox shows the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  EXPECT_TRUE(instant()->model()->mode().is_search_suggestions());
+  content::WebContents* preview = instant()->GetOverlayContents();
+  ASSERT_NE(static_cast<content::WebContents*>(NULL), preview);
+
+  // Instant preview should not have any bindings enabled.
+  EXPECT_EQ(0, preview->GetRenderViewHost()->GetEnabledBindings());
+}
+
+// WebUIBindings should never be enabled on ANY Instant web contents.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoWebUIBindingsOnResults) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Typing in the omnibox shows the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  content::WebContents* preview = instant()->GetOverlayContents();
+  EXPECT_TRUE(instant()->model()->mode().is_search_suggestions());
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+  const content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(preview, tab);
+
+  // The commited Instant page should not have any bindings enabled.
+  EXPECT_EQ(0, tab->GetRenderViewHost()->GetEnabledBindings());
+}
+
 // Only implemented in Views and Mac currently: http://crbug.com/164723
 #if defined(OS_WIN) || defined(OS_CHROMEOS) || defined(OS_MACOSX)
 #define MAYBE_HomeButtonAffectsMargin HomeButtonAffectsMargin
 #else
 #define MAYBE_HomeButtonAffectsMargin DISABLED_HomeButtonAffectsMargin
 #endif
-
 // Check that toggling the state of the home button changes the start-edge
 // margin and width.
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, MAYBE_HomeButtonAffectsMargin) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlaySupport();
 
   // Get the current value of the start-edge margin and width.
   int start_margin;
   int width;
-  content::WebContents* ntp = instant()->ntp_->contents();
-  EXPECT_TRUE(GetIntFromJS(ntp, "chrome.searchBox.startMargin", &start_margin));
-  EXPECT_TRUE(GetIntFromJS(ntp, "chrome.searchBox.width", &width));
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(GetIntFromJS(overlay, "chrome.searchBox.startMargin",
+      &start_margin));
+  EXPECT_TRUE(GetIntFromJS(overlay, "chrome.searchBox.width", &width));
 
   // Toggle the home button visibility pref.
   PrefService* profile_prefs = browser()->profile()->GetPrefs();
@@ -735,48 +1509,307 @@
   // Make sure the margin and width changed.
   int new_start_margin;
   int new_width;
-  EXPECT_TRUE(GetIntFromJS(ntp, "chrome.searchBox.startMargin",
+  EXPECT_TRUE(GetIntFromJS(overlay, "chrome.searchBox.startMargin",
       &new_start_margin));
-  EXPECT_TRUE(GetIntFromJS(ntp, "chrome.searchBox.width", &new_width));
+  EXPECT_TRUE(GetIntFromJS(overlay, "chrome.searchBox.width", &new_width));
   EXPECT_NE(start_margin, new_start_margin);
   EXPECT_NE(width, new_width);
   EXPECT_EQ(new_width - width, start_margin - new_start_margin);
 }
 
-// WebUIBindings should never be enabled on ANY Instant web contents.
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoWebUIBindingsOnNTP) {
+// Commit does not happen on Mac: http://crbug.com/178520
+#if defined(OS_MACOSX)
+#define MAYBE_CommitWhenFocusLostInFullHeight \
+        DISABLED_CommitWhenFocusLostInFullHeight
+#else
+#define MAYBE_CommitWhenFocusLostInFullHeight CommitWhenFocusLostInFullHeight
+#endif
+// Test that the overlay is committed when the omnibox loses focus when it is
+// shown at 100% height.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       MAYBE_CommitWhenFocusLostInFullHeight) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
 
-  ui_test_utils::NavigateToURLWithDisposition(
-      browser(),
-      GURL(chrome::kChromeUINewTabURL),
-      NEW_FOREGROUND_TAB,
-      ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB);
-  const content::WebContents* tab =
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+
+  // Typing in the omnibox should show the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  EXPECT_TRUE(instant()->IsOverlayingSearchResults());
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+
+  // Explicitly unfocus the omnibox without triggering a click. Note that this
+  // doesn't actually change the focus state of the omnibox, only what the
+  // Instant controller sees it as.
+  omnibox()->model()->OnWillKillFocus(NULL);
+  omnibox()->model()->OnKillFocus();
+
+  // Confirm that the overlay has been committed.
+  content::WebContents* active_tab =
       browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(overlay, active_tab);
+}
 
-  // Instant-provided NTP should not have any bindings enabled.
-  EXPECT_EQ(0, tab->GetRenderViewHost()->GetEnabledBindings());
+#if defined(OS_MACOSX)
+// http://crbug.com/227076
+#define MAYBE_CommitWhenShownInFullHeightWithoutFocus \
+        DISABLED_CommitWhenShownInFullHeightWithoutFocus
+#else
+#define MAYBE_CommitWhenShownInFullHeightWithoutFocus \
+        CommitWhenShownInFullHeightWithoutFocus
+#endif
+
+// Test that the overlay is committed when shown at 100% height without focus
+// in the omnibox.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       MAYBE_CommitWhenShownInFullHeightWithoutFocus) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+
+  // Create an observer to wait for the commit.
+  content::WindowedNotificationObserver commit_observer(
+      chrome::NOTIFICATION_INSTANT_COMMITTED,
+      content::NotificationService::AllSources());
+
+  // Create an observer to wait for the autocomplete.
+  content::WindowedNotificationObserver autocomplete_observer(
+      chrome::NOTIFICATION_INSTANT_SENT_AUTOCOMPLETE_RESULTS,
+      content::NotificationService::AllSources());
+
+  // Typing in the omnibox should show the overlay. Don't wait for the overlay
+  // to show however.
+  SetOmniboxText("query");
+
+  autocomplete_observer.Wait();
+
+  // Explicitly unfocus the omnibox without triggering a click. Note that this
+  // doesn't actually change the focus state of the omnibox, only what the
+  // Instant controller sees it as.
+  omnibox()->model()->OnWillKillFocus(NULL);
+  omnibox()->model()->OnKillFocus();
+
+  // Wait for the overlay to show.
+  commit_observer.Wait();
+
+  // Confirm that the overlay has been committed.
+  content::WebContents* active_tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(overlay, active_tab);
 }
 
-// WebUIBindings should never be enabled on ANY Instant web contents.
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoWebUIBindingsOnResults) {
+// Test that a transient entry is set properly when the overlay is committed
+// without a navigation.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, TransientEntrySet) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
 
-  // Type a query and press enter to get results.
-  SetOmniboxText("query");
-  // Commit the search by pressing Enter.
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+
+  // Commit the overlay without triggering a navigation.
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_COMMITTED,
+      content::NotificationService::AllSources());
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
   browser()->window()->GetLocationBar()->AcceptInput();
+  observer.Wait();
+
+  // Confirm that the overlay has been committed.
+  content::WebContents* active_tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(overlay, active_tab);
+
+  // The page hasn't navigated so there should be a transient entry with the
+  // same URL but different page ID as the last committed entry.
+  const content::NavigationEntry* transient_entry =
+      active_tab->GetController().GetTransientEntry();
+  const content::NavigationEntry* committed_entry =
+      active_tab->GetController().GetLastCommittedEntry();
+  EXPECT_EQ(transient_entry->GetURL(), committed_entry->GetURL());
+  EXPECT_NE(transient_entry->GetPageID(), committed_entry->GetPageID());
+}
+
+// Test that the a transient entry is cleared when the overlay is committed
+// with a navigation.
+// TODO(samarth) : this test fails, http://crbug.com/181070.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_TransientEntryRemoved) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
   EXPECT_TRUE(instant()->model()->mode().is_default());
-  const content::WebContents* tab =
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
+
+  // Create an observer to wait for the commit.
+  content::WindowedNotificationObserver observer(
+      chrome::NOTIFICATION_INSTANT_COMMITTED,
+      content::NotificationService::AllSources());
+
+  // Trigger a navigation on commit.
+  EXPECT_TRUE(ExecuteScript(
+      "getApiHandle().oncancel = function() {"
+      "  location.replace(location.href + '#q=query');"
+      "};"
+      ));
+
+  // Commit the overlay.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("query"));
+  browser()->window()->GetLocationBar()->AcceptInput();
+  observer.Wait();
+
+  // Confirm that the overlay has been committed.
+  content::WebContents* active_tab =
       browser()->tab_strip_model()->GetActiveWebContents();
+  EXPECT_EQ(overlay, active_tab);
 
-  // The commited Instant page should not have any bindings enabled.
-  EXPECT_EQ(0, tab->GetRenderViewHost()->GetEnabledBindings());
+  // The page has navigated so there should be no transient entry.
+  const content::NavigationEntry* transient_entry =
+      active_tab->GetController().GetTransientEntry();
+  EXPECT_EQ(NULL, transient_entry);
+
+  // The last committed entry should be the URL the page navigated to.
+  const content::NavigationEntry* committed_entry =
+      active_tab->GetController().GetLastCommittedEntry();
+  EXPECT_TRUE(EndsWith(committed_entry->GetURL().spec(), "#q=query", true));
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, RestrictedURLReading) {
+  std::string search_query;
+  bool is_undefined;
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+
+  // Verify we can read out something ok.
+  const char kOKQuery[] = "santa";
+  SetOmniboxText(kOKQuery);
+  EXPECT_EQ(ASCIIToUTF16(kOKQuery), omnibox()->GetText());
+  // Must always assert the value is defined before trying to read it, as trying
+  // to read undefined values causes the test to hang.
+  EXPECT_TRUE(GetBoolFromJS(instant()->GetOverlayContents(),
+                            "apiHandle.value === undefined",
+                            &is_undefined));
+  ASSERT_FALSE(is_undefined);
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "apiHandle.value",
+                              &search_query));
+  EXPECT_EQ(kOKQuery, search_query);
+
+  // Verify we can't read out something that should be restricted, like a https
+  // url with a path.
+  const char kHTTPSUrlWithPath[] = "https://www.example.com/foobar";
+  SetOmniboxText(kHTTPSUrlWithPath);
+  EXPECT_EQ(ASCIIToUTF16(kHTTPSUrlWithPath), omnibox()->GetText());
+  EXPECT_TRUE(GetBoolFromJS(instant()->GetOverlayContents(),
+                            "apiHandle.value === undefined",
+                            &is_undefined));
+  EXPECT_TRUE(is_undefined);
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, RestrictedItemReadback) {
+  // Initialize Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+
+  // Get a handle to the NTP and the current state of the JS.
+  ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
+  content::WebContents* preview_tab = instant()->ntp()->contents();
+  EXPECT_TRUE(preview_tab);
+
+  // Manufacture a few autocomplete results and get them down to the page.
+  std::vector<InstantAutocompleteResult> autocomplete_results;
+  for (int i = 0; i < 3; ++i) {
+    std::string description(base::StringPrintf("Test Description %d", i));
+    std::string url(base::StringPrintf("http://www.testurl%d.com", i));
+
+    InstantAutocompleteResult res;
+    res.provider = ASCIIToUTF16(AutocompleteProvider::TypeToString(
+        AutocompleteProvider::TYPE_BUILTIN));
+    res.type = AutocompleteMatchType::SEARCH_WHAT_YOU_TYPED,
+    res.description = ASCIIToUTF16(description);
+    res.destination_url = ASCIIToUTF16(url);
+    res.transition = content::PAGE_TRANSITION_TYPED;
+    res.relevance = 42 + i;
+
+    autocomplete_results.push_back(res);
+  }
+  instant()->overlay()->SendAutocompleteResults(autocomplete_results);
+
+  // Apparently, one needs to access nativeSuggestions before
+  // apiHandle.setRestrictedValue can work.
+  EXPECT_TRUE(ExecuteScript("var foo = apiHandle.nativeSuggestions;"));
+
+  const char kQueryString[] = "Hippos go berzerk!";
+
+  // First set the query text to a non restricted value and ensure it can be
+  // read back.
+  std::ostringstream stream;
+  stream << "apiHandle.setValue('" << kQueryString << "');";
+  EXPECT_TRUE(ExecuteScript(stream.str()));
+
+  std::string query_string;
+  bool is_undefined;
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "apiHandle.value",
+                              &query_string));
+  EXPECT_EQ(kQueryString, query_string);
+
+  // Set the query text to the first restricted autocomplete item.
+  int rid = 1;
+  stream.str(std::string());
+  stream << "apiHandle.setRestrictedValue(" << rid << ");";
+  EXPECT_TRUE(ExecuteScript(stream.str()));
+
+  // Expect that we now receive undefined when reading the value back.
+  EXPECT_TRUE(GetBoolFromJS(
+      instant()->GetOverlayContents(),
+      "apiHandle.value === undefined",
+      &is_undefined));
+  EXPECT_TRUE(is_undefined);
+
+  // Now set the query text to a non restricted value and ensure that the
+  // visibility has been reset and the string can again be read back.
+  stream.str(std::string());
+  stream << "apiHandle.setValue('" << kQueryString << "');";
+  EXPECT_TRUE(ExecuteScript(stream.str()));
+
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "apiHandle.value",
+                              &query_string));
+  EXPECT_EQ(kQueryString, query_string);
+}
+
+// Test that autocomplete results are sent to the page only when all the
+// providers are done.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, AutocompleteProvidersDone) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(UpdateSearchState(overlay));
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("railroad"));
+
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+  EXPECT_TRUE(UpdateSearchState(overlay));
+  EXPECT_EQ(1, on_native_suggestions_calls_);
+}
+
 // Test that the Bookmark provider is enabled, and returns results.
 // TODO(sreeram): Convert this to a unit test.
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_HasBookmarkProvider) {
@@ -803,10 +1836,119 @@
   EXPECT_TRUE(found_bookmark_match);
 }
 
+// Test that the omnibox's temporary text is reset when the popup is closed.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, TemporaryTextResetWhenPopupClosed) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  // Show the overlay and arrow-down to a suggestion (this sets temporary text).
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("juju"));
+  SendDownArrow();
+
+  EXPECT_TRUE(HasTemporaryText());
+  EXPECT_EQ("result 1", GetOmniboxText());
+
+  // Click outside the omnibox (but not on the overlay), to make the omnibox
+  // lose focus. Close the popup explicitly, to workaround test/toolkit issues.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TOOLBAR);
+  omnibox()->CloseOmniboxPopup();
+
+  // The temporary text should've been accepted as the user text.
+  EXPECT_FALSE(HasTemporaryText());
+  EXPECT_EQ("result 1", GetOmniboxText());
+
+  // Now refocus the omnibox and hit Escape. This shouldn't crash.
+  FocusOmnibox();
+  SendEscape();
+
+  // The omnibox should've reverted to the underlying permanent URL.
+  EXPECT_FALSE(HasTemporaryText());
+  EXPECT_EQ(std::string(content::kAboutBlankURL), GetOmniboxText());
+}
+
+// Test that autocomplete results aren't sent when the popup is closed.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       NoAutocompleteResultsWhenPopupClosed) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  // Show the overlay and arrow-down to a suggestion (this sets temporary text).
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("thangam"));
+  SendDownArrow();
+  EXPECT_TRUE(HasTemporaryText());
+
+  EXPECT_TRUE(ExecuteScript("onChangeCalls = onNativeSuggestionsCalls = 0;"));
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(UpdateSearchState(overlay));
+  EXPECT_EQ(0, on_change_calls_);
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+
+  // Click outside the omnibox (but not on the overlay), to make the omnibox
+  // lose focus. Close the popup explicitly, to workaround test/toolkit issues.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TOOLBAR);
+  omnibox()->CloseOmniboxPopup();
+  EXPECT_FALSE(HasTemporaryText());
+
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+  EXPECT_TRUE(UpdateSearchState(overlay));
+  EXPECT_EQ(0, on_change_calls_);
+  EXPECT_EQ(0, on_native_suggestions_calls_);
+}
+
+// Test that suggestions are not accepted when unexpected.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DeniesUnexpectedSuggestions) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("chip"));
+  SendDownArrow();
+
+  EXPECT_EQ("result 1", GetOmniboxText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+
+  // Make the page send an unexpected suggestion.
+  EXPECT_TRUE(ExecuteScript("suggestion = 'chippies';"
+                            "handleOnChange();"));
+
+  // Verify that the suggestion is ignored.
+  EXPECT_EQ("result 1", GetOmniboxText());
+  EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
+}
+
+// Test that autocomplete results are cleared when the query is cleared.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, EmptyAutocompleteResults) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Type a URL, so that there's at least one autocomplete result (a "URL what
+  // you typed" match).
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("http://upsamina/"));
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+
+  int num_autocomplete_results = 0;
+  EXPECT_TRUE(GetIntFromJS(
+      overlay,
+      "chrome.embeddedSearch.searchBox.nativeSuggestions.length",
+      &num_autocomplete_results));
+  EXPECT_LT(0, num_autocomplete_results);
+
+  // Erase the query in the omnibox.
+  SetOmniboxText("");
+
+  EXPECT_TRUE(GetIntFromJS(
+      overlay,
+      "chrome.embeddedSearch.searchBox.nativeSuggestions.length",
+      &num_autocomplete_results));
+  EXPECT_EQ(0, num_autocomplete_results);
+}
+
 // Test that hitting Esc to clear the omnibox works. http://crbug.com/231744.
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_EscapeClearsOmnibox) {
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, EscapeClearsOmnibox) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Navigate to the Instant NTP, and wait for it to be recognized.
   content::WindowedNotificationObserver instant_tab_observer(
@@ -845,6 +1987,63 @@
   EXPECT_LT(0, on_esc_key_press_event_calls_);
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, FocusApiRespondsToFocusChange) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  ASSERT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+  EXPECT_FALSE(is_focused_);
+  EXPECT_EQ(0, on_focus_changed_calls_);
+
+  // Focus the omnibox.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_TRUE(is_focused_);
+  EXPECT_EQ(1, on_focus_changed_calls_);
+
+  // Now unfocus the omnibox.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_FALSE(is_focused_);
+  EXPECT_EQ(2, on_focus_changed_calls_);
+
+  // Focus the omnibox again.
+  // The first focus may have worked only due to initial-state anomalies.
+  FocusOmnibox();
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_TRUE(is_focused_);
+  EXPECT_EQ(3, on_focus_changed_calls_);
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, FocusApiIgnoresRedundantFocus) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  ASSERT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+  EXPECT_FALSE(is_focused_);
+  EXPECT_EQ(0, on_focus_changed_calls_);
+
+  // Focus the Omnibox.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_TRUE(is_focused_);
+  EXPECT_EQ(1, on_focus_changed_calls_);
+
+  // When we focus the omnibox again, nothing should change.
+  FocusOmnibox();
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_TRUE(is_focused_);
+  EXPECT_EQ(1, on_focus_changed_calls_);
+
+  // Now unfocus the omnibox.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_FALSE(is_focused_);
+  EXPECT_EQ(2, on_focus_changed_calls_);
+
+  // When we unfocus again, nothing should change.
+  ui_test_utils::ClickOnView(browser(), VIEW_ID_TAB_CONTAINER);
+  ASSERT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_FALSE(is_focused_);
+  EXPECT_EQ(2, on_focus_changed_calls_);
+}
+
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OnDefaultSearchProviderChanged) {
   InstantService* instant_service =
       InstantServiceFactory::GetForProfile(browser()->profile());
@@ -852,7 +2051,7 @@
 
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
   EXPECT_EQ(1, instant_service->GetInstantProcessCount());
 
   // Navigating to the NTP should use the Instant render process.
@@ -905,19 +2104,109 @@
   EXPECT_EQ(ntp_url, ntp_contents->GetURL());
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OverlayRenderViewGone) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  EXPECT_NE(static_cast<content::WebContents*>(NULL),
+            instant()->GetOverlayContents());
+
+  // Overlay is not reloaded after being killed.
+  EXPECT_FALSE(instant()->overlay()->IsLocal());
+  instant()->InstantPageRenderViewGone(instant()->GetOverlayContents());
+  EXPECT_EQ(NULL, instant()->GetOverlayContents());
+
+  // The local overlay is used on the next Update().
+  SetOmniboxText("query");
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+
+  // Switched back to the remote overlay when omnibox loses and regains focus.
+  instant()->HideOverlay();
+  browser()->tab_strip_model()->GetActiveWebContents()->GetView()->Focus();
+  FocusOmnibox();
+  EXPECT_FALSE(instant()->overlay()->IsLocal());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OverlayDoesntSupportInstant) {
+  GURL instant_url = test_server()->GetURL("files/empty.html?strk=1");
+  InstantTestBase::Init(instant_url);
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+
+  // Focus the omnibox. When the support determination response comes back,
+  // Instant will destroy the non-Instant page and fall back to the local page.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  ASSERT_NE(static_cast<InstantOverlay*>(NULL), instant()->overlay());
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+
+  // The local overlay is used on the next Update().
+  SetOmniboxText("query");
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+
+  // Switched back to the remote overlay when omnibox loses and regains focus.
+  instant()->HideOverlay();
+  browser()->tab_strip_model()->GetActiveWebContents()->GetView()->Focus();
+  FocusOmnibox();
+  EXPECT_FALSE(instant()->overlay()->IsLocal());
+
+  // Overlay falls back to local again after determining support.
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  ASSERT_NE(static_cast<InstantOverlay*>(NULL), instant()->overlay());
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+}
+
+// Test that if Instant alters the input from URL to search, it's respected.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, InputChangedFromURLToSearch) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(ExecuteScript("suggestions = ['mcqueen.com'];"));
+
+  SetOmniboxTextAndWaitForOverlayToShow("lightning");
+  EXPECT_EQ("lightning", GetOmniboxText());
+
+  SendDownArrow();
+  EXPECT_EQ("mcqueen.com", GetOmniboxText());
+
+  // Press Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // Confirm that the Instant overlay was committed.
+  EXPECT_EQ(overlay, browser()->tab_strip_model()->GetActiveWebContents());
+}
+
+// Test that if Instant alters the input from search to URL, it's respected.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, InputChangedFromSearchToURL) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(ExecuteScript("suggestionType = 1;"));  // INSTANT_SUGGESTION_URL
+
+  SetOmniboxTextAndWaitForOverlayToShow("mack.com");
+  EXPECT_EQ("mack.com", GetOmniboxText());
+
+  SendDownArrow();
+  EXPECT_EQ("result 1", GetOmniboxText());
+
+  // Press Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // Confirm that the Instant overlay was NOT committed.
+  EXPECT_NE(overlay, browser()->tab_strip_model()->GetActiveWebContents());
+}
+
 // Test that renderer initiated navigations to an instant URL from a non
 // Instant page do not end up in an Instant process if they are bounced to the
 // browser.
-IN_PROC_BROWSER_TEST_F(
-    InstantExtendedTest,
-    DISABLED_RendererInitiatedNavigationNotInInstantProcess) {
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       RendererInitiatedNavigationNotInInstantProcess) {
   InstantService* instant_service =
       InstantServiceFactory::GetForProfile(browser()->profile());
   ASSERT_NE(static_cast<InstantService*>(NULL), instant_service);
 
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
   EXPECT_EQ(1, browser()->tab_strip_model()->count());
@@ -982,7 +2271,7 @@
 
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
   EXPECT_EQ(1, browser()->tab_strip_model()->count());
@@ -1020,11 +2309,159 @@
   EXPECT_EQ(GURL(instant_url_with_query), contents->GetURL());
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, SearchProviderDoesntRun) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+
+  // Add "query" to history.
+  ASSERT_TRUE(AddSearchToHistory(ASCIIToUTF16("query"), 10000));
+  BlockUntilHistoryProcessesPendingRequests();
+
+  SetOmniboxText("quer");
+
+  // Should get only SWYT from SearchProvider.
+  EXPECT_EQ(1, CountSearchProviderSuggestions());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, SearchProviderRunsForLocalOnly) {
+  // Force local-only Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  instant()->SetInstantEnabled(true, true);
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+
+  // Add "query" to history.
+  ASSERT_TRUE(AddSearchToHistory(ASCIIToUTF16("query"), 10000));
+  BlockUntilHistoryProcessesPendingRequests();
+
+  SetOmniboxText("quer");
+
+  // Should get 2 suggestions from SearchProvider:
+  //   - SWYT for "quer"
+  //   - Search history suggestion for "query"
+  EXPECT_EQ(2, CountSearchProviderSuggestions());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, SearchProviderRunsForFallback) {
+  // Use an Instant URL that won't support Instant.
+  GURL instant_url = test_server()->GetURL("files/empty.html?strk=1");
+  InstantTestBase::Init(instant_url);
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlaySupport();
+  // Should fallback to the local overlay.
+  ASSERT_NE(static_cast<InstantOverlay*>(NULL), instant()->overlay());
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+
+  // Add "query" to history and wait for Instant support.
+  ASSERT_TRUE(AddSearchToHistory(ASCIIToUTF16("query"), 10000));
+  BlockUntilHistoryProcessesPendingRequests();
+
+  SetOmniboxText("quer");
+
+  // Should get 2 suggestions from SearchProvider:
+  //   - SWYT for "quer"
+  //   - Search history suggestion for "query"
+  EXPECT_EQ(2, CountSearchProviderSuggestions());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, SearchProviderForLocalNTP) {
+  // Force local-only Instant.
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  instant()->SetInstantEnabled(true, true);
+
+  // Add "google" to history.
+  ASSERT_TRUE(AddSearchToHistory(ASCIIToUTF16("google"), 10000));
+  BlockUntilHistoryProcessesPendingRequests();
+
+  // Create an observer to wait for the autocomplete.
+  content::WindowedNotificationObserver autocomplete_observer(
+      chrome::NOTIFICATION_INSTANT_SENT_AUTOCOMPLETE_RESULTS,
+      content::NotificationService::AllSources());
+
+  SetOmniboxText("http://www.example.com");
+
+  autocomplete_observer.Wait();
+  ASSERT_TRUE(omnibox()->model()->autocomplete_controller()->
+              search_provider()->IsNonInstantSearchDone());
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OverlaySendsSearchWhatYouTyped) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // This input could be interpreted either as an URL or a query based on the
+  // relative ranking of search-what-you-typed or url-what-you-typed.
+  content::WindowedNotificationObserver autocomplete_observer(
+      chrome::NOTIFICATION_INSTANT_SENT_AUTOCOMPLETE_RESULTS,
+      content::NotificationService::AllSources());
+  SetOmniboxText("define:foo");
+  autocomplete_observer.Wait();
+
+  // In this case, we should treat [define:foo] as a query, so
+  // search-what-you-typed should be the top suggestion.
+  EXPECT_TRUE(ExecuteScript(
+      "var sorted = chrome.embeddedSearch.searchBox.nativeSuggestions.sort("
+          "function (a,b) {"
+            "return b.rankingData.relevance - a.rankingData.relevance;"
+          "});"));
+  std::string type;
+  EXPECT_TRUE(GetStringFromJS(instant()->GetOverlayContents(),
+                              "sorted[0].type", &type));
+  ASSERT_EQ("search-what-you-typed", type);
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       OverlayDoesNotEchoSearchProviderNavsuggest) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Show the overlay so suggestions are allowed.
+  SetOmniboxTextAndWaitForOverlayToShow("www.");
+  content::WebContents* overlay = instant()->GetOverlayContents();
+
+  // Set a URL suggestion and wait for SearchProvider to echo it.
+  content::WindowedNotificationObserver autocomplete_observer(
+      chrome::NOTIFICATION_INSTANT_SENT_AUTOCOMPLETE_RESULTS,
+      content::NotificationService::AllSources());
+  instant()->SetSuggestions(
+      overlay,
+      std::vector<InstantSuggestion>(
+          1,
+          InstantSuggestion(ASCIIToUTF16("http://www.example.com/"),
+                            INSTANT_COMPLETE_NOW,
+                            INSTANT_SUGGESTION_URL,
+                            ASCIIToUTF16("www."),
+                            kNoMatchIndex)));
+  autocomplete_observer.Wait();
+
+  // Check that SearchProvider set a NAVSUGGEST match.
+  bool have_navsuggest_match = false;
+  SearchProvider* search_provider =
+      omnibox()->model()->autocomplete_controller()->search_provider();
+  for (ACMatches::const_iterator match = search_provider->matches().begin();
+       match != search_provider->matches().end(); ++match) {
+    if (match->type == AutocompleteMatchType::NAVSUGGEST) {
+      have_navsuggest_match = true;
+      break;
+    }
+  }
+  ASSERT_TRUE(have_navsuggest_match);
+
+  // Check that InstantController did not send the NAVSUGGEST match.
+  bool sent_navsuggest_match = true;
+  EXPECT_TRUE(GetBoolFromJS(overlay,
+      "chrome.embeddedSearch.searchBox.nativeSuggestions.some("
+          "function (s) {"
+            "return s.type == 'navsuggest';"
+          "})", &sent_navsuggest_match));
+  EXPECT_FALSE(sent_navsuggest_match);
+}
+
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, AcceptingURLSearchDoesNotNavigate) {
   // Get a committed Instant tab, which will be in the Instant process and thus
   // support chrome::GetSearchTerms().
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmnibox();
+  FocusOmniboxAndWaitForInstantOverlaySupport();
 
   // Create an observer to wait for the instant tab to support Instant.
   content::WindowedNotificationObserver observer(
@@ -1032,7 +2469,7 @@
       content::NotificationService::AllSources());
 
   // Do a search and commit it.
-  SetOmniboxText("foo");
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("foo"));
   EXPECT_EQ(ASCIIToUTF16("foo"), omnibox()->GetText());
   browser()->window()->GetLocationBar()->AcceptInput();
   observer.Wait();
@@ -1056,13 +2493,11 @@
   EXPECT_EQ(instant_tab_url, instant_tab->GetURL());
 }
 
-// TODO(jered): Figure out why this test flakes and fix it.
-IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
-                       DISABLED_AcceptingJSSearchDoesNotRunJS) {
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, AcceptingJSSearchDoesNotRunJS) {
   // Get a committed Instant tab, which will be in the Instant process and thus
   // support chrome::GetSearchTerms().
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmnibox();
+  FocusOmniboxAndWaitForInstantOverlaySupport();
 
   // Create an observer to wait for the instant tab to support Instant.
   content::WindowedNotificationObserver observer(
@@ -1070,7 +2505,7 @@
       content::NotificationService::AllSources());
 
   // Do a search and commit it.
-  SetOmniboxText("foo");
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("foo"));
   EXPECT_EQ(ASCIIToUTF16("foo"), omnibox()->GetText());
   browser()->window()->GetLocationBar()->AcceptInput();
   observer.Wait();
@@ -1096,11 +2531,17 @@
   EXPECT_NE(ASCIIToUTF16("evil"), instant_tab->GetTitle());
 }
 
-IN_PROC_BROWSER_TEST_F(
-    InstantExtendedTest,
-    DISABLED_ReloadSearchAfterBackReloadsCorrectQuery) {
+// Flaky on mac: http://crbug.com/242164
+#if defined(OS_MACOSX)
+#define MAYBE_ReloadSearchAfterBackReloadsCorrectQuery DISABLED_ReloadSearchAfterBackReloadsCorrectQuery
+#else
+#define MAYBE_ReloadSearchAfterBackReloadsCorrectQuery ReloadSearchAfterBackReloadsCorrectQuery
+#endif
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       MAYBE_ReloadSearchAfterBackReloadsCorrectQuery) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmnibox();
+  FocusOmniboxAndWaitForInstantOverlaySupport();
 
   // Create an observer to wait for the instant tab to support Instant.
   content::WindowedNotificationObserver observer(
@@ -1108,7 +2549,7 @@
       content::NotificationService::AllSources());
 
   // Search for [foo].
-  SetOmniboxText("foo");
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("foo"));
   EXPECT_EQ(ASCIIToUTF16("foo"), omnibox()->GetText());
   browser()->window()->GetLocationBar()->AcceptInput();
   observer.Wait();
@@ -1118,6 +2559,7 @@
   EXPECT_TRUE(content::ExecuteScript(instant_tab,
                                      "suggestion = 'bart';"));
   SetOmniboxTextAndWaitForSuggestion("bar");
+  EXPECT_EQ(ASCIIToUTF16("t"), GetGrayText());
 
   // Accept the new query and wait for the page to navigate.
   content::WindowedNotificationObserver nav_observer(
@@ -1169,7 +2611,7 @@
   ASSERT_EQ(2u, native_browser_list->size());
   set_browser(native_browser_list->get(1));
 
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Also make sure our instant_tab_ is loaded.
   if (!instant()->instant_tab_) {
@@ -1183,11 +2625,69 @@
   ASSERT_NE(static_cast<InstantNTP*>(NULL), instant()->ntp());
   EXPECT_TRUE(instant()->ntp()->IsLocal());
 
+  // Overlay contents should be preloaded.
+  ASSERT_NE(static_cast<InstantOverlay*>(NULL), instant()->overlay());
+  EXPECT_TRUE(instant()->overlay()->IsLocal());
+
   // Instant tab contents should be preloaded.
   ASSERT_NE(static_cast<InstantTab*>(NULL), instant()->instant_tab());
   EXPECT_TRUE(instant()->instant_tab()->IsLocal());
 }
 
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
+                       PageVisibilityEventOnCommit) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+
+  // Set the text, and wait for suggestions to show up.
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("search"));
+
+  content::WebContents* overlay = instant()->GetOverlayContents();
+
+  // Before commiting, verify visibility calls.
+  int on_visibility_calls = -1;
+  EXPECT_TRUE(GetIntFromJS(overlay, "onvisibilitycalls", &on_visibility_calls));
+  EXPECT_EQ(1, on_visibility_calls);
+
+  // Commit the search by pressing Enter.
+  browser()->window()->GetLocationBar()->AcceptInput();
+
+  // After commiting, verify visibility calls.
+  on_visibility_calls = -1;
+  EXPECT_TRUE(GetIntFromJS(overlay, "onvisibilitycalls", &on_visibility_calls));
+  EXPECT_EQ(1, on_visibility_calls);
+}
+
+// Test that if the LogDropdownShown() call records a histogram value.
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, LogDropdownShown) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  int64 histogramValue = GetHistogramCount("Instant.TimeToFirstShowFromWeb");
+  ASSERT_TRUE(SetOmniboxTextAndWaitForOverlayToShow("a"));
+  EXPECT_EQ(histogramValue + 1,
+            GetHistogramCount("Instant.TimeToFirstShowFromWeb"));
+}
+
+IN_PROC_BROWSER_TEST_F(InstantExtendedTest, TaskManagerPrefix) {
+  TaskManagerModel* task_manager = TaskManager::GetInstance()->model();
+  task_manager->StartUpdating();
+
+  // There should be three renderers, the second being the Instant overlay,
+  // and the third being the preloaded NTP.
+  TaskManagerBrowserTestUtil::WaitForWebResourceChange(3);
+
+  string16 prefix = l10n_util::GetStringFUTF16(
+      IDS_TASK_MANAGER_INSTANT_OVERLAY_PREFIX, string16());
+
+  int instant_overlays = 0;
+  for (int i = 0; i < task_manager->ResourceCount(); ++i) {
+    string16 title = task_manager->GetResourceTitle(i);
+    if (StartsWith(title, prefix, true))
+      ++instant_overlays;
+  }
+  EXPECT_EQ(2, instant_overlays);
+}
+
 // Broken on mac: http://crbug.com/247448
 #if defined(OS_MACOSX)
 #define MAYBE_KeyboardTogglesVoiceSearch DISABLED_KeyboardTogglesVoiceSearch
@@ -1196,19 +2696,23 @@
 #endif
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, MAYBE_KeyboardTogglesVoiceSearch) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
+  // Test that toggle is not fired when no tab is open.
+  ASSERT_TRUE(ui_test_utils::SendKeyPressSync(browser(), ui::VKEY_OEM_PERIOD,
+                                              true, true, false, false));
+  EXPECT_TRUE(UpdateSearchState(instant()->GetOverlayContents()));
+  EXPECT_EQ(0, on_toggle_voice_search_calls_);
+
   // Open new tab and test that toggle is fired.
   ui_test_utils::NavigateToURLWithDisposition(
       browser(),
       GURL(chrome::kChromeUINewTabURL),
-      CURRENT_TAB,
-      ui_test_utils::BROWSER_TEST_NONE);
-  content::WebContents* active_tab =
-      browser()->tab_strip_model()->GetActiveWebContents();
+      NEW_FOREGROUND_TAB,
+      ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB);
   ASSERT_TRUE(ui_test_utils::SendKeyPressSync(browser(), ui::VKEY_OEM_PERIOD,
                                               true, true, false, false));
-  EXPECT_TRUE(UpdateSearchState(active_tab));
+  EXPECT_TRUE(UpdateSearchState(instant()->instant_tab()->contents()));
   EXPECT_EQ(1, on_toggle_voice_search_calls_);
 }
 
@@ -1217,10 +2721,18 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, UpdateSearchQueryOnNavigation) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
 
-  // Focus omnibox.
-  FocusOmniboxAndWaitForInstantNTPSupport();
-  SetOmniboxText("flowers");
+  // Focus omnibox and confirm overlay isn't shown.
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
+  content::WebContents* overlay = instant()->GetOverlayContents();
+  EXPECT_TRUE(overlay);
+  EXPECT_TRUE(instant()->model()->mode().is_default());
+  EXPECT_FALSE(instant()->IsOverlayingSearchResults());
 
+  // Typing in the omnibox should show the overlay.
+  SetOmniboxTextAndWaitForOverlayToShow("flowers");
+  EXPECT_TRUE(instant()->IsOverlayingSearchResults());
+  EXPECT_EQ(overlay, instant()->GetOverlayContents());
+
   // Commit the search by pressing 'Enter'.
   PressEnterAndWaitForNavigation();
   EXPECT_EQ(ASCIIToUTF16("flowers"), omnibox()->GetText());
@@ -1250,9 +2762,12 @@
   EXPECT_EQ(ASCIIToUTF16("flowers"), omnibox()->GetText());
 }
 
+#endif  // HTML_INSTANT_EXTENDED_POPUP
+
+#if !defined(HTML_INSTANT_EXTENDED_POPUP)
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, SearchReusesInstantTab) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_INSTANT_TAB_SUPPORT_DETERMINED,
@@ -1281,7 +2796,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
                        SearchDoesntReuseInstantTabWithoutSupport) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Don't wait for the navigation to complete.
   SetOmniboxText("flowers");
@@ -1299,7 +2814,7 @@
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest,
                        TypedSearchURLDoesntReuseInstantTab) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Create an observer to wait for the instant tab to support Instant.
   content::WindowedNotificationObserver observer_1(
@@ -1331,7 +2846,7 @@
 
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, OmniboxMarginSetForSearchURLs) {
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Create an observer to wait for the instant tab to support Instant.
   content::WindowedNotificationObserver observer(
@@ -1349,12 +2864,14 @@
   EXPECT_THAT(url, HasSubstr("&es_sm="));
 }
 
+#endif  // if !defined(HTML_INSTANT_EXTENDED_POPUP)
+
 // Test to verify that switching tabs should not dispatch onmostvisitedchanged
 // events.
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoMostVisitedChangedOnTabSwitch) {
   // Initialize Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
-  FocusOmniboxAndWaitForInstantNTPSupport();
+  FocusOmniboxAndWaitForInstantOverlayAndNTPSupport();
 
   // Open new tab. Preloaded NTP contents should have been used.
   ui_test_utils::NavigateToURLWithDisposition(