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

chrome/browser/cocoa/tab_strip_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>
 
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #import "chrome/browser/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/cocoa/tab_strip_controller.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "testing/platform_test.h"
 
 namespace {
 
 // Stub model delegate
 class TestTabStripDelegate : public TabStripModelDelegate {
  public:
   virtual TabContents* AddBlankTab(bool foreground) {
     return NULL;
   }
   virtual TabContents* AddBlankTabAt(int index, bool foreground) {
@@ skipping 28 matching lines @@
     return true;
   }
   virtual bool CanRestoreTab() {
     return true;
   }
   virtual void RestoreTab() { }
 
   virtual bool CanCloseContentsAt(int index) { return true; }
 };
 
-class TabStripControllerTest : public testing::Test {
+class TabStripControllerTest : public PlatformTest {
  public:
   TabStripControllerTest() {
     NSView* parent = cocoa_helper_.contentView();
     NSRect content_frame = [parent frame];
 
     // Create the "switch view" (view that gets changed out when a tab
     // switches).
     NSRect switch_frame = NSMakeRect(0, 0, content_frame.size.width, 500);
     scoped_nsobject<NSView> switch_view([[NSView alloc]
                                           initWithFrame:switch_frame]);
@@ skipping 53 matching lines @@
 }
 
 // Test that changing the number of tabs broadcasts a
 // kTabStripNumberOfTabsChanged notifiction.
 TEST_F(TabStripControllerTest, Notifications) {
   // TODO(pinkerton): Creating a TabContents crashes an unrelated test, even
   // if you don't do anything with it. http://crbug.com/10899
 }
 
 }  // namespace