Refactor browser window zoom handling and enable zoom icon on all platforms.

chrome/browser/ui/browser_window.h

Index: chrome/browser/ui/browser_window.h
diff --git a/chrome/browser/ui/browser_window.h b/chrome/browser/ui/browser_window.h
index b4b14025f24a382fc9d610e5aaba1d92bd072320..e2adc279fcd276fa1ba17cf4184a765e45025bbd 100644
--- a/chrome/browser/ui/browser_window.h
+++ b/chrome/browser/ui/browser_window.h
@@ -12,7 +12,6 @@
 #include "chrome/browser/ui/bookmarks/bookmark_bar.h"
 #include "chrome/browser/ui/fullscreen/fullscreen_exit_bubble_type.h"
 #include "chrome/browser/ui/sync/one_click_signin_sync_starter.h"
-#include "chrome/browser/ui/zoom/zoom_controller.h"
 #include "chrome/common/content_settings_types.h"
 #include "ui/gfx/native_widget_types.h"
 #include "webkit/glue/window_open_disposition.h"
@@ -124,14 +123,8 @@ class BrowserWindow : public BaseWindow {
   // Sets the starred state for the current tab.
   virtual void SetStarredState(bool is_starred) = 0;
 
-  // Sets the zoom icon state for the current tab.
-  virtual void SetZoomIconState(ZoomController::ZoomIconState state) = 0;
-
-  // Sets the zoom icon tooltip zoom percentage for the current tab.
-  virtual void SetZoomIconTooltipPercent(int zoom_percent) = 0;
-
-  // Show zoom bubble for the current tab.
-  virtual void ShowZoomBubble(int zoom_percent) = 0;
+  // Called when the zoom in the active tab is changed.

[Evan Stade, 2012/07/13 05:31:00]

docs for can_show_bubble.

[Dan Beam, 2012/07/24 03:00:49]

Done.

+  virtual void ZoomChangedForActiveTab(bool can_show_bubble) = 0;
 
   // Accessors for fullscreen mode state.
   virtual void EnterFullscreen(const GURL& url,