Render maximized mode better when using nonstandard border widths....

chrome/browser/views/frame/opaque_non_client_view.h

Index: chrome/browser/views/frame/opaque_non_client_view.h
===================================================================
--- chrome/browser/views/frame/opaque_non_client_view.h	(revision 8055)
+++ chrome/browser/views/frame/opaque_non_client_view.h	(working copy)
@@ -74,10 +74,14 @@
   // title bar, etc).
   int CalculateNonClientTopHeight() const;
 
-  // Returns the current thickness of the horizontal border that makes up the
-  // window edge.
+  // Returns the current thickness of the border that makes up the window left
+  // and right edges.
   int HorizontalBorderSize() const;
 
+  // Returns the current thickness of the border that makes up the window bottom
+  // edge.
+  int VerticalBorderBottomSize() const;
+
   // Paint various sub-components of this view.
   void PaintFrameBorder(ChromeCanvas* canvas);
   void PaintMaximizedFrameBorder(ChromeCanvas* canvas);