Fixes two bugs related to constrained windows:

ui/views/window/client_view.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_WINDOW_CLIENT_VIEW_H_
 #define UI_VIEWS_WINDOW_CLIENT_VIEW_H_
 
 #include "ui/views/view.h"
 
 namespace views {
@@ skipping 40 matching lines @@
   // HTNOWHERE to tell the caller to do further processing to determine where
   // in the non-client area it is (if it is).
   // Subclasses of ClientView can extend this logic by overriding this method
   // to detect if regions within the client area count as parts of the "non-
   // client" area. A good example of this is the size box at the bottom right
   // corner of resizable dialog boxes.
   virtual int NonClientHitTest(const gfx::Point& point);
 
   // Overridden from View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual gfx::Size GetMinimumSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual std::string GetClassName() const OVERRIDE;
 
  protected:
   // Overridden from View:
   virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
   virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE;
   virtual void ViewHierarchyChanged(bool is_add,
                                     View* parent,
                                     View* child) OVERRIDE;
 
   // Accessors for private data members.
   View* contents_view() const { return contents_view_; }
   void set_contents_view(View* contents_view) {
     contents_view_ = contents_view;
   }
 
  private:
   // The View that this ClientView contains.
   View* contents_view_;
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WINDOW_CLIENT_VIEW_H_