Make panel adjust bounds per preferred size change notification on Windows.

chrome/browser/ui/panels/panel_browser_view.h

Index: chrome/browser/ui/panels/panel_browser_view.h
===================================================================
--- chrome/browser/ui/panels/panel_browser_view.h	(revision 94932)
+++ chrome/browser/ui/panels/panel_browser_view.h	(working copy)
@@ -71,7 +71,9 @@
   // Overridden from NativePanel:
   virtual void ShowPanel() OVERRIDE;
   virtual void ShowPanelInactive() OVERRIDE;
+  virtual gfx::Rect GetPanelRestoredBounds() const OVERRIDE;
   virtual gfx::Rect GetPanelBounds() const OVERRIDE;
+  virtual void SetPanelRestoredBounds(const gfx::Rect& bounds) OVERRIDE;
   virtual void SetPanelBounds(const gfx::Rect& bounds) OVERRIDE;
   virtual void OnPanelExpansionStateChanged(
       Panel::ExpansionState expansion_state) OVERRIDE;
@@ -87,6 +89,7 @@
   virtual void NotifyPanelOnUserChangedTheme() OVERRIDE;
   virtual void DrawAttention() OVERRIDE;
   virtual bool IsDrawingAttention() const OVERRIDE;
+  virtual gfx::Size GetNonClientAreaSize() const OVERRIDE;
   virtual Browser* GetPanelBrowser() const OVERRIDE;
   virtual void DestroyPanelBrowser() OVERRIDE;
   virtual NativePanelTesting* GetNativePanelTesting() OVERRIDE;