(Try 2) InstantExtended: remove dead code related to the non-cacheable NTP.

chrome/browser/ui/search/instant_controller.h

Index: chrome/browser/ui/search/instant_controller.h
diff --git a/chrome/browser/ui/search/instant_controller.h b/chrome/browser/ui/search/instant_controller.h
index 866ad2c264814de888cc1d2c8aa1afaaff4f5015..613ee25798e9a96344e174a629ab96810154e458 100644
--- a/chrome/browser/ui/search/instant_controller.h
+++ b/chrome/browser/ui/search/instant_controller.h
@@ -116,18 +116,9 @@ class InstantController : public InstantPage::Delegate {
 
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, ExtendedModeIsOn);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, MostVisited);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, NTPIsPreloaded);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, PreloadedNTPIsUsedInNewTab);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, PreloadedNTPIsUsedInSameTab);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, PreloadedNTPForWrongProvider);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, PreloadedNTPRenderProcessGone);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest,
-                           PreloadedNTPDoesntSupportInstant);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, ProcessIsolation);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, UnrelatedSiteInstance);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, OnDefaultSearchProviderChanged);
-  FRIEND_TEST_ALL_PREFIXES(InstantExtendedNetworkTest,
-                           NTPReactsToNetworkChanges);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest,
                            AcceptingURLSearchDoesNotNavigate);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, AcceptingJSSearchDoesNotRunJS);
@@ -154,7 +145,6 @@ class InstantController : public InstantPage::Delegate {
   virtual void InstantPageAboutToNavigateMainFrame(
       const content::WebContents* contents,
       const GURL& url) OVERRIDE;
-  virtual void InstantPageLoadFailed(content::WebContents* contents) OVERRIDE;
 
   // Helper function to navigate the given contents to the local fallback
   // Instant URL and trim the history correctly.