Add Panel::SetPanelBoundsInstantly for all platforms.

chrome/browser/ui/panels/panel_browser_window_cocoa.h

Index: chrome/browser/ui/panels/panel_browser_window_cocoa.h
diff --git a/chrome/browser/ui/panels/panel_browser_window_cocoa.h b/chrome/browser/ui/panels/panel_browser_window_cocoa.h
index bf39f4b3b949dcccc877a22b4f094eec53e26b59..4a6ebe9c713c5593ff40b2aff2edec7143d264eb 100644
--- a/chrome/browser/ui/panels/panel_browser_window_cocoa.h
+++ b/chrome/browser/ui/panels/panel_browser_window_cocoa.h
@@ -32,6 +32,7 @@ class PanelBrowserWindowCocoa : public NativePanel,
   virtual void ShowPanelInactive() OVERRIDE;
   virtual gfx::Rect GetPanelBounds() const OVERRIDE;
   virtual void SetPanelBounds(const gfx::Rect& bounds) OVERRIDE;
+  virtual void SetPanelBoundsInstantly(const gfx::Rect& bounds) OVERRIDE;
   virtual void ClosePanel() OVERRIDE;
   virtual void ActivatePanel() OVERRIDE;
   virtual void DeactivatePanel() OVERRIDE;
@@ -95,6 +96,8 @@ class PanelBrowserWindowCocoa : public NativePanel,
 
   bool isClosed();
 
+  void setBoundsInternal(const gfx::Rect& bounds, bool animate);
+
   scoped_ptr<Browser> browser_;
   scoped_ptr<Panel> panel_;