Re-land r51526

views/controls/tabbed_pane/native_tabbed_pane_wrapper.h

Index: views/controls/tabbed_pane/native_tabbed_pane_wrapper.h
diff --git a/views/controls/tabbed_pane/native_tabbed_pane_wrapper.h b/views/controls/tabbed_pane/native_tabbed_pane_wrapper.h
index a051898d94ff90a3fc058c57b926660e4b396d74..97c5fbadf4f289746e8b1d55c2cee0c3c298ae2f 100644
--- a/views/controls/tabbed_pane/native_tabbed_pane_wrapper.h
+++ b/views/controls/tabbed_pane/native_tabbed_pane_wrapper.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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.
 
@@ -56,6 +56,9 @@ class NativeTabbedPaneWrapper {
   // Sets the focus to the tabbed pane native view.
   virtual void SetFocus() = 0;
 
+  // Gets the preferred size of the tabbed pane.
+  virtual gfx::Size GetPreferredSize() = 0;
+
   // Returns a handle to the underlying native view for testing.
   virtual gfx::NativeView GetTestingHandle() const = 0;