Use base::PostTaskAndReplyWithResults() in more places.

chrome/browser/chromeos/extensions/install_limiter.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_INSTALL_LIMITER_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_INSTALL_LIMITER_H_
 
 #include <queue>
 #include <set>
 
@@ skipping 39 matching lines @@
   };
 
   typedef std::queue<DeferredInstall> DeferredInstallList;
   typedef std::set<scoped_refptr<CrxInstaller> > CrxInstallerSet;
 
   // Adds install info with size. If |size| is greater than a certain threshold,
   // it stores the install info into |deferred_installs_| to run it later.
   // Otherwise, it just runs the installer.
   void AddWithSize(const scoped_refptr<CrxInstaller>& installer,
                    const base::FilePath& path,
-                   int64* size);
+                   int64 size);
 
   // Checks and runs deferred big app installs when appropriate.
   void CheckAndRunDeferrredInstalls();
 
   // Starts install using passed-in info and observes |installer|'s done
   // notification.
   void RunInstall(const scoped_refptr<CrxInstaller>& installer,
                   const base::FilePath& path);
 
   // content::NotificationObserver overrides:
@@ skipping 10 matching lines @@
   base::OneShotTimer<InstallLimiter> wait_timer_;
 
   bool disabled_for_test_;
 
   DISALLOW_COPY_AND_ASSIGN(InstallLimiter);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_INSTALL_LIMITER_H_