Local omnibox treats navsuggest suggestions as queries.

chrome/browser/ui/search/instant_extended_browsertest.cc

Index: chrome/browser/ui/search/instant_extended_browsertest.cc
diff --git a/chrome/browser/ui/search/instant_extended_browsertest.cc b/chrome/browser/ui/search/instant_extended_browsertest.cc
index aebd5781a011eea21ac53c382e3438f9a6de9966..e90ee50c3e14c741f911bfd2f5feb3e68346e4a7 100644
--- a/chrome/browser/ui/search/instant_extended_browsertest.cc
+++ b/chrome/browser/ui/search/instant_extended_browsertest.cc
@@ -811,6 +811,28 @@ IN_PROC_BROWSER_TEST_F(InstantExtendedTest, ProcessIsolation) {
       active_tab->GetRenderProcessHost()->GetID()));
 }
 
+// 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()));
+  FocusOmniboxAndWaitForInstantExtendedSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  // Typing in the omnibox should show the overlay.
+  SetOmniboxTextAndWaitForOverlayToShow("cnn.com");
+
+  // Create an event listener that opens the top suggestion in a new tab.
+  EXPECT_TRUE(ExecuteScript(
+      "var suggestions = "
+          "chrome.embeddedSearch.searchBox.nativeSuggestions;"
+      "for (var i = 0, suggestion; suggestion = suggestions[i]; ++i) {"
+        "if (suggestion.is_search && suggestion.type == 'navsuggest')"
+          "return false;"
+      "}"
+      "return true;"
+      ));
+}
+
 // Verification of fix for BUG=176365.  Ensure that each Instant WebContents in
 // a tab uses a new BrowsingInstance, to avoid conflicts in the
 // NavigationController.