Added a check in Searchbox::OnMostVisitedChanged() to prevent duplicate notifications regarding mos…

chrome/browser/ui/search/instant_extended_interactive_uitest.cc

Index: chrome/browser/ui/search/instant_extended_interactive_uitest.cc
diff --git a/chrome/browser/ui/search/instant_extended_interactive_uitest.cc b/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
index 75a919a6e635e9b165da2fb0f94cf21ed1a937a4..ef85f07cd8ceec17469ea04c625415f9f6c57ad9 100644
--- a/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
+++ b/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
@@ -1348,7 +1348,7 @@ IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoMostVisitedChangedOnTabSwitch) {
   content::WebContents* active_tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   EXPECT_TRUE(UpdateSearchState(active_tab));
-  EXPECT_EQ(2, on_most_visited_change_calls_);
+  EXPECT_EQ(1, on_most_visited_change_calls_);
 
   // Activate the previous tab.
   browser()->tab_strip_model()->ActivateTabAt(0, false);
@@ -1359,7 +1359,7 @@ IN_PROC_BROWSER_TEST_F(InstantExtendedTest, NoMostVisitedChangedOnTabSwitch) {
   // Confirm that new tab got no onmostvisitedchanged event.
   active_tab = browser()->tab_strip_model()->GetActiveWebContents();
   EXPECT_TRUE(UpdateSearchState(active_tab));
-  EXPECT_EQ(2, on_most_visited_change_calls_);
+  EXPECT_EQ(1, on_most_visited_change_calls_);
 }
 
 IN_PROC_BROWSER_TEST_F(InstantPolicyTest, ThemeBackgroundAccess) {