Fix alignment of avatar bubbles in the NTP

ui/views/bubble/bubble_delegate.h

 // Copyright (c) 2011 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_BUBBLE_BUBBLE_DELEGATE_H_
 #define UI_VIEWS_BUBBLE_BUBBLE_DELEGATE_H_
 #pragma once
 
 #include "base/gtest_prod_util.h"
 #include "ui/base/animation/animation_delegate.h"
@@ skipping 49 matching lines @@
   }
 
   View* anchor_view() const { return anchor_view_; }
   void set_anchor_view(View* anchor_view) { anchor_view_ = anchor_view; }
 
   bool use_focusless() const { return use_focusless_; }
   void set_use_focusless(bool use_focusless) {
     use_focusless_ = use_focusless;
   }
 
-  // Get the arrow's anchor point in screen space.
-  virtual gfx::Point GetAnchorPoint();
+  // Get the arrow's anchor rect in screen space.
+  virtual gfx::Rect GetAnchorRect();
 
   // Get the arrow's location on the bubble.
   virtual BubbleBorder::ArrowLocation GetArrowLocation() const;
 
   // Get the color used for the background and border.
   virtual SkColor GetColor() const;
 
   // Show the bubble's widget (and |border_widget_| on Windows).
   void Show();
 
   // Fade the bubble in or out via Widget transparency.
   // Fade in calls Widget::Show; fade out calls Widget::Close upon completion.
   void StartFade(bool fade_in);
 
   // Reset fade and opacity of bubble. Restore the opacity of the
   // bubble to the setting before StartFade() was called.
   void ResetFade();
 
+  // Sets the bubble alignment relative to the anchor.
+  void SetAlignment(BubbleBorder::BubbleAlignment alignment);
+
   // The default bubble background color.
   static const SkColor kBackgroundColor;
 
  protected:
   // View overrides:
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 
   // ui::AnimationDelegate overrides:
   virtual void AnimationEnded(const ui::Animation* animation) OVERRIDE;
   virtual void AnimationProgressed(const ui::Animation* animation) OVERRIDE;
@@ skipping 48 matching lines @@
   // Create a popup window for focusless bubbles on Linux/ChromeOS.
   // These bubbles are not interactive and should not gain focus.
   bool use_focusless_;
 
   DISALLOW_COPY_AND_ASSIGN(BubbleDelegateView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_BUBBLE_BUBBLE_DELEGATE_H_