Make all of our unit tests be PlatformTests to get an autorelease pool....

chrome/browser/cocoa/command_observer_bridge_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>
 
 #include "base/scoped_ptr.h"
 #include "base/scoped_nsobject.h"
 #import "chrome/browser/cocoa/command_observer_bridge.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "testing/platform_test.h"
 
 // Implements the callback interface. Records the last command id and
 // enabled state it has received so it can be queried by the tests to see
 // if we got a notification or not.
 @interface CommandTestObserver : NSObject<CommandObserverProtocol> {
  @private
   int lastCommand_;  // id of last received state change
   bool lastState_;  // state of last received state change
 }
 - (int)lastCommand;
 - (bool)lastState;
 @end
 
 @implementation CommandTestObserver
 - (void)enabledStateChangedForCommand:(NSInteger)command enabled:(BOOL)enabled {
   lastCommand_ = command;
   lastState_ = enabled;
 }
 - (int)lastCommand {
   return lastCommand_;
 }
 - (bool)lastState {
   return lastState_;
 }
 @end
 
 namespace {
 
-class CommandObserverBridgeTest : public testing::Test {
+class CommandObserverBridgeTest : public PlatformTest {
  public:
   CommandObserverBridgeTest()
       : updater_(new CommandUpdater(NULL)),
         observer_([[CommandTestObserver alloc] init]) {
   }
   scoped_ptr<CommandUpdater> updater_;
   scoped_nsobject<CommandTestObserver> observer_;
 };
 
 // Tests creation and deletion. NULL arguments aren't allowed.
@@ skipping 29 matching lines @@
 
   // Change something we're not watching and make sure the last state hasn't
   // changed.
   updater_->UpdateCommandEnabled(3, false);
   EXPECT_EQ([observer_ lastCommand], 1);
   EXPECT_NE([observer_ lastCommand], 3);
   EXPECT_EQ([observer_ lastState], true);
 }
 
 }  // namespace