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 5ecefbf3f4c309fa5889775a42e09a041baa2e08..15dcfa9e122f7239c7917b680d6bfb20cb1dc515 100644
--- a/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
+++ b/chrome/browser/ui/search/instant_extended_interactive_uitest.cc
@@ -1375,7 +1375,7 @@ 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);
@@ -1386,5 +1386,5 @@ 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_);
 }