Making window.focus()/blur() work only when there is a user gesture.

chrome/browser/browser.h

Index: chrome/browser/browser.h
diff --git a/chrome/browser/browser.h b/chrome/browser/browser.h
index 5f9a23c41acbe3281fa9abe5537a8bbab1de7a30..321379563c125f8fb9ba3b894280df04ecfcff25 100644
--- a/chrome/browser/browser.h
+++ b/chrome/browser/browser.h
@@ -703,6 +703,7 @@ class Browser : public TabStripModelDelegate,
                               const gfx::Rect& initial_pos,
                               bool user_gesture);
   virtual void ActivateContents(TabContents* contents);
+  virtual void DeactivateContents(TabContents* contents);
   virtual void LoadingStateChanged(TabContents* source);
   virtual void CloseContents(TabContents* source);
   virtual void MoveContents(TabContents* source, const gfx::Rect& pos);
@@ -719,8 +720,6 @@ class Browser : public TabStripModelDelegate,
   virtual void SetTabContentBlocked(TabContents* contents, bool blocked);
   virtual void TabContentsFocused(TabContents* tab_content);
   virtual bool TakeFocus(bool reverse);
-  virtual void Activate();
-  virtual void Deactivate();
   virtual bool IsApplication() const;
   virtual void ConvertContentsToApplication(TabContents* source);
   virtual bool ShouldDisplayURLField();