Implement back/forward toolbar menus on Mac....

chrome/browser/cocoa/toolbar_controller_unittest.mm

 // Copyright (c) 2009 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 <Cocoa/Cocoa.h>
 
 #import "base/scoped_nsobject.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #import "chrome/browser/cocoa/cocoa_test_helper.h"
@@ skipping 20 matching lines @@
     CommandUpdater* updater = browser->command_updater();
     // The default state for the commands is true, set a couple to false to
     // ensure they get picked up correct on initialization
     updater->UpdateCommandEnabled(IDC_BACK, false);
     updater->UpdateCommandEnabled(IDC_FORWARD, false);
     resizeDelegate_.reset([[ViewResizerPong alloc] init]);
     bar_.reset(
         [[ToolbarController alloc] initWithModel:browser->toolbar_model()
                                         commands:browser->command_updater()
                                          profile:helper_.profile()
+                                         browser:browser
                                   resizeDelegate:resizeDelegate_.get()
                                 bookmarkDelegate:nil]);
     EXPECT_TRUE([bar_ view]);
     NSView* parent = [cocoa_helper_.window() contentView];
     [parent addSubview:[bar_ view]];
   }
 
   // Make sure the enabled state of the view is the same as the corresponding
   // command in the updater. The views are in the declaration order of outlets.
   void CompareState(CommandUpdater* updater, NSArray* views) {
@@ skipping 157 matching lines @@
   EXPECT_EQ(39, [resizeDelegate_ height]);
   EXPECT_EQ(5, NSHeight([bookmarkBarView frame]));
 
   // Resize the bookmarkbar to 6px.  Toolbar should grow to 40px.
   [bar_ resizeView:bookmarkBarView newHeight:6];
   EXPECT_EQ(40, [resizeDelegate_ height]);
   EXPECT_EQ(6, NSHeight([bookmarkBarView frame]));
 }
 
 }  // namespace