Tracks changes to zoom icon and zoom percentage. Notifies browser window if the icon should be chan…

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 7532fedb71a2b3624848c9c820ab88d1163dcc2e..4186e9c3f4e0718360d5f97b593bbcb25ce9001b 100644
--- a/chrome/browser/ui/browser_window.h
+++ b/chrome/browser/ui/browser_window.h
@@ -12,6 +12,7 @@
 #include "chrome/browser/ui/bookmarks/bookmark_bar.h"
 #include "chrome/browser/ui/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"
@@ -130,6 +131,15 @@ 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;
+
   // Accessors for fullscreen mode state.
   virtual void EnterFullscreen(const GURL& url,
                                FullscreenExitBubbleType bubble_type) = 0;