Mac: Clean up outdated use of NSThemeFrame

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"
@@ skipping 83 matching lines @@
     [tabStripBackgroundView_
         setAutoresizingMask:NSViewWidthSizable | NSViewMinYMargin];
     [self insertTabStripBackgroundViewIntoWindow:window];
 
     tabStripView_.reset([[TabStripView alloc]
         initWithFrame:NSMakeRect(
                           0, 0, kDefaultWidth, chrome::kTabStripHeight)]);
     [tabStripView_ setAutoresizingMask:NSViewWidthSizable |
                                        NSViewMinYMargin];
     if (hasTabStrip)
-      [self insertTabStripView:tabStripView_ intoWindow:[self window]];
+      [windowView addSubview:tabStripView_];
   }
   return self;
 }
 
 - (NSView*)tabStripBackgroundView {
   return tabStripBackgroundView_;
 }
 
 - (TabStripView*)tabStripView {
   return tabStripView_;
@@ skipping 67 matching lines @@
     DCHECK(originalContentView_);
 
     // Return the original window's tab strip view and content view to their
     // places. The TabStripView always needs to be in front of the window's
     // content view and therefore it should always be added after the content
     // view is set.
     [[window contentView] addSubview:originalContentView_
                           positioned:NSWindowBelow
                           relativeTo:nil];
     originalContentView_.frame = [[window contentView] bounds];
-    [self insertTabStripView:[self tabStripView] intoWindow:window];
+    [[window contentView] addSubview:[self tabStripView]];
     [[window contentView] updateTrackingAreas];
 
     [focusBeforeOverlay_ restoreFocusInWindow:window];
     focusBeforeOverlay_.reset();
 
     [window display];
     [window removeChildWindow:overlayWindow_];
 
     [overlayWindow_ orderOut:nil];
     [overlayWindow_ release];
@@ skipping 117 matching lines @@
   return YES;
 }
 
 // Tell the window that it needs to call performClose: as soon as the current
 // drag is complete. This prevents a window (and its overlay) from going away
 // during a drag.
 - (void)deferPerformClose {
   closeDeferred_ = YES;
 }
 
-- (void)insertTabStripView:(NSView*)tabStripView intoWindow:(NSWindow*)window {
-  NSView* contentParent = [window contentView];
-  if (contentParent == [[window contentView] superview]) {
-    // Add the tab strip directly above the content view, if they are siblings.
-    [contentParent addSubview:tabStripView
-                   positioned:NSWindowAbove
-                   relativeTo:[window contentView]];
-  } else {
-    [contentParent addSubview:tabStripView];
-  }
-}
-
 - (void)insertTabStripBackgroundViewIntoWindow:(NSWindow*)window {
   DCHECK(tabStripBackgroundView_);
   NSView* rootView = [[window contentView] superview];
   [rootView addSubview:tabStripBackgroundView_
             positioned:NSWindowBelow
             relativeTo:nil];
 }
 
 // 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