Remove DetermineIfPageSupportsInstant and all its plumbing

chrome/browser/ui/search/search_tab_helper_unittest.cc

Index: chrome/browser/ui/search/search_tab_helper_unittest.cc
diff --git a/chrome/browser/ui/search/search_tab_helper_unittest.cc b/chrome/browser/ui/search/search_tab_helper_unittest.cc
index dee6663ac633001bc363ebec866478c371c8c904..89eec858eaef418078c3a082c486c12f814023b5 100644
--- a/chrome/browser/ui/search/search_tab_helper_unittest.cc
+++ b/chrome/browser/ui/search/search_tab_helper_unittest.cc
@@ -139,51 +139,6 @@ class SearchTabHelperTest : public ChromeRenderViewHostTestHarness {
   MockSearchBox mock_search_box_;
 };
 
-TEST_F(SearchTabHelperTest, DetermineIfPageSupportsInstant_Local) {
-  NavigateAndCommit(GURL(chrome::kChromeSearchLocalNtpUrl));
-  EXPECT_CALL(*mock_delegate(), OnInstantSupportDetermined(true)).Times(0);
-
-  SearchTabHelper* search_tab_helper =
-      SearchTabHelper::FromWebContents(web_contents());
-  ASSERT_NE(static_cast<SearchTabHelper*>(NULL), search_tab_helper);
-  search_tab_helper->ipc_router_for_testing().set_delegate_for_testing(
-      mock_delegate());
-  search_tab_helper->DetermineIfPageSupportsInstant();
-}
-
-TEST_F(SearchTabHelperTest, DetermineIfPageSupportsInstant_NonLocal) {
-  NavigateAndCommit(GURL("chrome-search://foo/bar"));
-  EXPECT_CALL(*mock_delegate(), OnInstantSupportDetermined(true)).Times(1);
-
-  SearchTabHelper* search_tab_helper =
-      SearchTabHelper::FromWebContents(web_contents());
-  ASSERT_NE(static_cast<SearchTabHelper*>(NULL), search_tab_helper);
-  search_tab_helper->ipc_router_for_testing().set_delegate_for_testing(
-      mock_delegate());
-  EXPECT_CALL(*mock_search_box(), DetermineIfPageSupportsInstant());
-  search_tab_helper->DetermineIfPageSupportsInstant();
-
-  search_tab_helper->ipc_router_for_testing().InstantSupportDetermined(
-      search_tab_helper->ipc_router_for_testing().page_seq_no_for_testing(),
-      true);
-}
-
-TEST_F(SearchTabHelperTest, PageURLDoesntBelongToInstantRenderer) {
-  // Navigate to a page URL that doesn't belong to Instant renderer.
-  // SearchTabHelper::DeterminerIfPageSupportsInstant() should return
-  // immediately without dispatching any message to the renderer.
-  NavigateAndCommit(GURL("http://www.example.com"));
-  EXPECT_CALL(*mock_delegate(), OnInstantSupportDetermined(false)).Times(0);
-
-  SearchTabHelper* search_tab_helper =
-      SearchTabHelper::FromWebContents(web_contents());
-  ASSERT_NE(static_cast<SearchTabHelper*>(NULL), search_tab_helper);
-  search_tab_helper->ipc_router_for_testing().set_delegate_for_testing(
-      mock_delegate());
-  EXPECT_CALL(*mock_search_box(), DetermineIfPageSupportsInstant()).Times(0);
-  search_tab_helper->DetermineIfPageSupportsInstant();
-}
-
 TEST_F(SearchTabHelperTest, OnChromeIdentityCheckMatch) {
   NavigateAndCommit(GURL(chrome::kChromeSearchLocalNtpUrl));
   CreateSigninManager(std::string("foo@bar.com"));