Fixed BubbleBorder sizing problems & added unit tests.

ui/views/bubble/bubble_delegate_unittest.cc

 // 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.
 
 #include "ui/base/hit_test.h"
 #include "ui/views/bubble/bubble_delegate.h"
 #include "ui/views/bubble/bubble_frame_view.h"
 #include "ui/views/test/test_widget_observer.h"
 #include "ui/views/test/views_test_base.h"
 #include "ui/views/widget/widget.h"
@@ skipping 200 matching lines @@
             bubble_widget->GetFocusManager()->GetFocusedView());
   bubble_widget->CloseNow();
 }
 
 TEST_F(BubbleDelegateTest, NonClientHitTest) {
   scoped_ptr<Widget> anchor_widget(CreateTestWidget());
   TestBubbleDelegateView* bubble_delegate =
       new TestBubbleDelegateView(anchor_widget->GetContentsView());
   BubbleDelegateView::CreateBubble(bubble_delegate);
   BubbleFrameView* frame = bubble_delegate->GetBubbleFrameView();
-  const int border = frame->bubble_border()->GetBorderThickness();
+  const int border = frame->bubble_border()->GetBorderExteriorThickness();
 
   struct {
     const int point;
     const int hit;
   } cases[] = {
     { border,      HTNOWHERE },
     { border + 50, HTCLIENT  },
     { 1000,        HTNOWHERE },
   };
 
@@ skipping 24 matching lines @@
   scoped_ptr<Widget> anchor_widget(CreateTestWidget());
   BubbleDelegateView* bubble_delegate = new BubbleDelegateView(
       anchor_widget->GetContentsView(), BubbleBorder::NONE);
   bubble_delegate->set_can_activate(false);
   Widget* bubble_widget = BubbleDelegateView::CreateBubble(bubble_delegate);
   bubble_widget->Show();
   EXPECT_FALSE(bubble_widget->CanActivate());
 }
 
 }  // namespace views