Content shell: Use only public API.

content/shell/shell_mac.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.
 
 #include "content/shell/shell.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #import "base/mac/cocoa_protocols.h"
 #import "base/memory/scoped_nsobject.h"
 #include "base/string_piece.h"
 #include "base/sys_string_conversions.h"
-#include "content/browser/tab_contents/tab_contents.h"
+#include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/shell/resource.h"
 #include "googleurl/src/gurl.h"
 
 // Receives notification that the window is closing so that it can start the
 // tear-down process. Is responsible for deleting itself when done.
 @interface ContentShellWindowDelegate : NSObject<NSWindowDelegate> {
  @private
   content::Shell* shell_;
 }
@@ skipping 167 matching lines @@
   [url_edit_view setAction:@selector(takeURLStringValueFrom:)];
   [[url_edit_view cell] setWraps:NO];
   [[url_edit_view cell] setScrollable:YES];
   url_edit_view_ = url_edit_view.get();
 
   // show the window
   [window_ makeKeyAndOrderFront:nil];
 }
 
 void Shell::PlatformSetContents() {
-  NSView* web_view = tab_contents_->GetView()->GetNativeView();
+  NSView* web_view = web_contents_->GetView()->GetNativeView();
   NSView* content = [window_ contentView];
   [content addSubview:web_view];
 
   NSRect frame = [content bounds];
   frame.size.height -= kURLBarHeight;
   [web_view setFrame:frame];
   [web_view setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
   [web_view setNeedsDisplay:YES];
 }
 
@@ skipping 21 matching lines @@
 void Shell::URLEntered(std::string url_string) {
   if (!url_string.empty()) {
     GURL url(url_string);
     if (!url.has_scheme())
       url = GURL("http://" + url_string);
     LoadURL(url);
   }
 }
 
 }  // namespace content