Hide translate infobar on programmatic navigation.

chrome/browser/tab_contents/infobar_delegate.h

Index: chrome/browser/tab_contents/infobar_delegate.h
diff --git a/chrome/browser/tab_contents/infobar_delegate.h b/chrome/browser/tab_contents/infobar_delegate.h
index ea56a1e3cd55b9ccd2305d15b02b89ee2a8fe887..dd1247263ecb96ee28694ca0cb4924a4157ce633 100644
--- a/chrome/browser/tab_contents/infobar_delegate.h
+++ b/chrome/browser/tab_contents/infobar_delegate.h
@@ -52,8 +52,8 @@ class InfoBarDelegate {
   virtual bool EqualsDelegate(InfoBarDelegate* delegate) const;
 
   // Returns true if the InfoBar should be closed automatically after the page
-  // is navigated. The default behavior is to return true if the page is
-  // navigated somewhere else or reloaded.
+  // is navigated. The default behavior is to return true if the user initiated
+  // navigation somewhere else or reloaded.
   virtual bool ShouldExpire(
       const NavigationController::LoadCommittedDetails& details) const;
 
@@ -91,6 +91,10 @@ class InfoBarDelegate {
   // be expired from |contents_|.
   void StoreActiveEntryUniqueID(TabContents* contents);
 
+  // Returns true if the navigation is to a new URL or a reload occured.
+  bool ShouldExpireInternal(
+      const NavigationController::LoadCommittedDetails& details) const;
+
  private:
   // The unique id of the active NavigationEntry of the TabContents that we were
   // opened for. Used to help expire on navigations.