mac: Fix five browser_tests on Yosemite.

chrome/test/base/in_process_browser_test.cc

 // 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 "chrome/test/base/in_process_browser_test.h"
 
 #include "base/auto_reset.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 393 matching lines @@
   AddTabAtIndexToBrowser(browser(), index, url, transition, true);
 }
 
 bool InProcessBrowserTest::SetUpUserDataDirectory() {
   return true;
 }
 
 // Creates a browser with a single tab (about:blank), waits for the tab to
 // finish loading and shows the browser.
 Browser* InProcessBrowserTest::CreateBrowser(Profile* profile) {
+#if defined(OS_MACOSX)
+  base::mac::ScopedNSAutoreleasePool pool;
+#endif  // defined(OS_MACOSX)
   Browser* browser = new Browser(
       Browser::CreateParams(profile, chrome::GetActiveDesktop()));
   AddBlankTabAndShow(browser);
   return browser;
 }
 
 Browser* InProcessBrowserTest::CreateIncognitoBrowser() {
+#if defined(OS_MACOSX)
+  base::mac::ScopedNSAutoreleasePool pool;
+#endif  // defined(OS_MACOSX)
   // Create a new browser with using the incognito profile.
   Browser* incognito = new Browser(
       Browser::CreateParams(browser()->profile()->GetOffTheRecordProfile(),
                             chrome::GetActiveDesktop()));
   AddBlankTabAndShow(incognito);
   return incognito;
 }
 
 Browser* InProcessBrowserTest::CreateBrowserForPopup(Profile* profile) {
+#if defined(OS_MACOSX)
+  base::mac::ScopedNSAutoreleasePool pool;
+#endif  // defined(OS_MACOSX)
   Browser* browser =
       new Browser(Browser::CreateParams(Browser::TYPE_POPUP, profile,
                   chrome::GetActiveDesktop()));
   AddBlankTabAndShow(browser);
   return browser;
 }
 
 Browser* InProcessBrowserTest::CreateBrowserForApp(
     const std::string& app_name,
     Profile* profile) {
+#if defined(OS_MACOSX)
+  base::mac::ScopedNSAutoreleasePool pool;
+#endif  // defined(OS_MACOSX)
   Browser* browser = new Browser(
       Browser::CreateParams::CreateForApp(
           app_name, false /* trusted_source */, gfx::Rect(), profile,
           chrome::GetActiveDesktop()));
   AddBlankTabAndShow(browser);
   return browser;
 }
 
 void InProcessBrowserTest::AddBlankTabAndShow(Browser* browser) {
   content::WindowedNotificationObserver observer(
@@ skipping 141 matching lines @@
   // On the Mac, this eventually reaches
   // -[BrowserWindowController windowWillClose:], which will post a deferred
   // -autorelease on itself to ultimately destroy the Browser object. The line
   // below is necessary to pump these pending messages to ensure all Browsers
   // get deleted.
   content::RunAllPendingInMessageLoop();
   delete autorelease_pool_;
   autorelease_pool_ = NULL;
 #endif
 }