Remove some pre-MD code from toolbar/tabstrip/frame.

chrome/browser/ui/views/tabs/tab.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_
 
 #include <list>
 #include <memory>
 #include <string>
@@ skipping 140 matching lines @@
 
   // Returns the width for touch tabs.
   static int GetTouchWidth();
 
   // Returns the width for pinned tabs. Pinned tabs always have this width.
   static int GetPinnedWidth();
 
   // Returns the height for immersive mode tabs.
   static int GetImmersiveHeight();
 
-  // Returns the Y inset within the tab bounds for drawing the background image.
-  // This is necessary for correct vertical alignment of the frame, tab, and
-  // toolbar images with custom themes.
-  static int GetYInsetForActiveTabBackground();
-
   // Returns the inverse of the slope of the diagonal portion of the tab outer
   // border.  (This is a positive value, so it's specifically for the slope of
   // the leading edge.)
   //
   // This returns the inverse (dx/dy instead of dy/dx) because we use exact
   // values for the vertical distances between points and then compute the
   // horizontal deltas from those.
   static float GetInverseDiagonalSlope();
 
  private:
@@ skipping 188 matching lines @@
 
   // The favicon for the tab. This might be the sad tab icon or a copy of
   // data().favicon and may be modified for theming. It is created on demand
   // and thus may be null.
   gfx::ImageSkia favicon_;
 
   DISALLOW_COPY_AND_ASSIGN(Tab);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_