mac: Refactor browser_window_controller layout logic.

chrome/browser/ui/cocoa/tabs/tab_window_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/tabs/tab_window_controller.h"
 
 #include "base/logging.h"
+#import "chrome/browser/ui/cocoa/browser_window_layout.h"
 #import "chrome/browser/ui/cocoa/fast_resize_view.h"
 #import "chrome/browser/ui/cocoa/framed_browser_window.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_view.h"
 #import "chrome/browser/ui/cocoa/themed_window.h"
 #import "chrome/browser/ui/cocoa/version_independent_window.h"
 #import "ui/base/cocoa/focus_tracker.h"
 #include "ui/base/theme_provider.h"
 
 @interface TabWindowController(PRIVATE)
 - (void)setUseOverlay:(BOOL)useOverlay;
@@ skipping 39 matching lines @@
 
   if ((self = [super initWithWindow:window])) {
     [[self window] setDelegate:self];
 
     tabContentArea_.reset([[FastResizeView alloc] initWithFrame:
         NSMakeRect(0, 0, 750, 600)]);
     [tabContentArea_ setAutoresizingMask:NSViewWidthSizable |
                                          NSViewHeightSizable];
     [[[self window] contentView] addSubview:tabContentArea_];
 
-    tabStripView_.reset([[TabStripView alloc] initWithFrame:
-        NSMakeRect(0, 0, 750, 37)]);
+    tabStripView_.reset([[TabStripView alloc]
+        initWithFrame:NSMakeRect(0, 0, 750, mac_browser::kTabStripHeight)]);
     [tabStripView_ setAutoresizingMask:NSViewWidthSizable |
                                        NSViewMinYMargin];
     if (hasTabStrip)
       [self insertTabStripView:tabStripView_ intoWindow:[self window]];
   }
   return self;
 }
 
 - (TabStripView*)tabStripView {
   return tabStripView_;
@@ skipping 224 matching lines @@
   }
 }
 
 // Called when the size of the window content area has changed. Override to
 // position specific views. Base class implementation does nothing.
 - (void)layoutSubviews {
   NOTIMPLEMENTED();
 }
 
 @end