linux_aura: Fix the insets on LabelButtons.

chrome/browser/ui/views/toolbar/toolbar_button.h

 // Copyright 2013 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 CHROME_BROWSER_UI_VIEWS_TOOLBAR_TOOLBAR_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_TOOLBAR_BUTTON_H_
 
 #include "ui/views/context_menu_controller.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/button/label_button.h"
@@ skipping 27 matching lines @@
   // views::LabelButton:
   virtual gfx::Size GetPreferredSize() const OVERRIDE;
   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
   virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
   // Showing the drop down results in a MouseCaptureLost, we need to ignore it.
   virtual void OnMouseCaptureLost() OVERRIDE;
   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
   virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
+  virtual void SetDefaultBorderInsets(views::LabelButtonBorder* border)

[msw, 2014/05/21 22:57:14]

ditto nit: break line after the open paren.

+      OVERRIDE;
 
   // views::ContextMenuController:
   virtual void ShowContextMenuForView(View* source,
                                       const gfx::Point& point,
                                       ui::MenuSourceType source_type) OVERRIDE;
 
  protected:
   // Overridden from CustomButton. Returns true if the button should become
   // pressed when a user holds the mouse down over the button. For this
   // implementation, both left and right mouse buttons can trigger a change
@@ skipping 19 matching lines @@
   // Menu runner to display drop down menu.
   scoped_ptr<views::MenuRunner> menu_runner_;
 
   // A factory for tasks that show the dropdown context menu for the button.
   base::WeakPtrFactory<ToolbarButton> show_menu_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ToolbarButton);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_TOOLBAR_BUTTON_H_