Code:   AvailableSpaceQueryTask(
      QuotaManager* manager,
      const AvailableSpaceCallback& callback)
      : QuotaThreadTask(manager, manager->db_thread_),
        profile_path_(manager->profile_path_),
        space_(-1),
        get_disk_space_fn_(manager->get_disk_space_fn_),
        callback_(callback) {
    DCHECK(get_disk_space_fn_);
  }

Vulnerability Type: Exec Code 
CWE ID: CWE-399
Summary: Use-after-free vulnerability in the SVG implementation in WebKit, as used in Google Chrome before 22.0.1229.94, allows remote attackers to execute arbitrary code via unspecified vectors.
Commit Message: Wipe out QuotaThreadTask.

This is a one of a series of refactoring patches for QuotaManager.
http://codereview.chromium.org/10872054/
http://codereview.chromium.org/10917060/

BUG=139270

Review URL: https://chromiumcodereview.appspot.com/10919070

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@154987 0039d316-1c4b-4281-b951-d872f2087c98