Do all OOLing in the views code. linux_views now builds clean with the clang plugin.

views/window/dialog_client_view.h

Index: views/window/dialog_client_view.h
diff --git a/views/window/dialog_client_view.h b/views/window/dialog_client_view.h
index d6d87a54a07d13c72527d3eed3f204888fd1038c..06a2d73507daba4eb326d6cba09344c26d30f347 100644
--- a/views/window/dialog_client_view.h
+++ b/views/window/dialog_client_view.h
@@ -68,7 +68,7 @@ class DialogClientView : public ClientView,
   virtual bool CanClose();
   virtual void WindowClosing();
   virtual int NonClientHitTest(const gfx::Point& point);
-  virtual DialogClientView* AsDialogClientView() { return this; }
+  virtual DialogClientView* AsDialogClientView();
 
   // FocusChangeListener implementation:
   virtual void FocusWillChange(View* focused_before, View* focused_now);