Add Panel::SetPanelBoundsInstantly for all platforms.

chrome/browser/ui/panels/panel_browser_view.h

Index: chrome/browser/ui/panels/panel_browser_view.h
diff --git a/chrome/browser/ui/panels/panel_browser_view.h b/chrome/browser/ui/panels/panel_browser_view.h
index a9b275151700882235dada54fca847a2d258abe3..101e2fe8245aa6a3cc7c4b802b0e982909ba5da5 100644
--- a/chrome/browser/ui/panels/panel_browser_view.h
+++ b/chrome/browser/ui/panels/panel_browser_view.h
@@ -79,6 +79,7 @@ class PanelBrowserView : public BrowserView,
   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;
@@ -118,6 +119,8 @@ class PanelBrowserView : public BrowserView,
 
   void StopDrawingAttention();
 
+  void SetBoundsInternal(const gfx::Rect& bounds, bool animate);
+
   scoped_ptr<Panel> panel_;
   gfx::Rect bounds_;