Panel auto-resize for GTK.

chrome/browser/ui/gtk/browser_window_gtk.h

Index: chrome/browser/ui/gtk/browser_window_gtk.h
diff --git a/chrome/browser/ui/gtk/browser_window_gtk.h b/chrome/browser/ui/gtk/browser_window_gtk.h
index ab1f15110b2a5eb299db9f69cd26403e6f895a1e..b1b3f86b9b7539780beeebd6d3ed3e1041d7a623 100644
--- a/chrome/browser/ui/gtk/browser_window_gtk.h
+++ b/chrome/browser/ui/gtk/browser_window_gtk.h
@@ -250,6 +250,12 @@ class BrowserWindowGtk : public BrowserWindow,
   // Returns |true| if we should use the custom frame.
   virtual bool UseCustomFrame();
 
+  // Called when the window size changed.
+  virtual void OnSizeChanged(int width, int height);
+
+  // Returns the size of the window frame around the client content area.
+  gfx::Size GetNonClientFrameSize() const;
+
   // Top level window.
   GtkWindow* window_;
   // GtkAlignment that holds the interior components of the chromium window.
@@ -293,9 +299,6 @@ class BrowserWindowGtk : public BrowserWindow,
   // not).
   void SetBackgroundColor();
 
-  // Called when the window size changed.
-  void OnSizeChanged(int width, int height);
-
   // Applies the window shape to if we're in custom drawing mode.
   void UpdateWindowShape(int width, int height);