Slight code change to make some global variables const.

chrome/views/label.h

 // Copyright (c) 2006-2008 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_VIEWS_LABEL_H__
 #define CHROME_VIEWS_LABEL_H__
 
 #include "chrome/common/gfx/chrome_font.h"
 #include "chrome/views/view.h"
 #include "googleurl/src/gurl.h"
@@ skipping 121 matching lines @@
   // the default behavior and lets you set a custom tooltip.  To revert to
   // default behavior, call this with an empty string.
   void SetTooltipText(const std::wstring& tooltip_text);
 
   // Gets the tooltip text for labels that are wider than their bounds, except
   // when the label is multiline, in which case it just returns false (no
   // tooltip).  If a custom tooltip has been specified with SetTooltipText()
   // it is returned instead.
   virtual bool GetTooltipText(int x, int y, std::wstring* tooltip);
 
-  // Mouse enter/exit are overridden to render mouse over background color. These
-  // invoke SetContainsMouse as necessary.
+  // Mouse enter/exit are overridden to render mouse over background color.
+  // These invoke SetContainsMouse as necessary.
   virtual void OnMouseMoved(const MouseEvent& e);
   virtual void OnMouseEntered(const MouseEvent& event);
   virtual void OnMouseExited(const MouseEvent& event);
 
   // The background color to use when the mouse is over the label. Label
   // takes ownership of the Background.
   void SetMouseOverBackground(Background* background);
   const Background* GetMouseOverBackground() const;
 
   // Sets the enabled state. Setting the enabled state resets the color.
@@ skipping 77 matching lines @@
   // needs to be flipped around for RTL locales. Please refer to the definition
   // of RTLAlignmentMode for more information.
   RTLAlignmentMode rtl_alignment_mode_;
 
   DISALLOW_COPY_AND_ASSIGN(Label);
 };
 
 }  // namespace views
 
 #endif  // CHROME_VIEWS_VIEW_H__