Moved a whole pile of unittests over to CocoaTest.

chrome/browser/cocoa/toolbar_view_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.
 
 #include "base/scoped_nsobject.h"
 #import "chrome/browser/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/cocoa/toolbar_view.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 namespace {
 
-class ToolbarViewTest : public PlatformTest {
- public:
-  CocoaTestHelper cocoa_helper_;
-  scoped_nsobject<ToolbarView> view_;
+class ToolbarViewTest : public CocoaTest {
 };
 
 // This class only needs to do one thing: prevent mouse down events from moving
 // the parent window around.
 TEST_F(ToolbarViewTest, CanDragWindow) {
-  view_.reset([[ToolbarView alloc] init]);
-  EXPECT_FALSE([view_.get() mouseDownCanMoveWindow]);
+  scoped_nsobject<ToolbarView> view([[ToolbarView alloc] init]);
+  EXPECT_FALSE([view mouseDownCanMoveWindow]);
 }
 
 }  // namespace