Disable tcmalloc profile files.

BUG=154983
TBR=darin@chromium.org
NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/11087041

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@161048 0039d316-1c4b-4281-b951-d872f2087c98
  void InformHostOfCacheStats() {
    WebCache::UsageStats stats;
    WebCache::getUsageStats(&stats);
    RenderThread::Get()->Send(new ChromeViewHostMsg_UpdatedCacheStats(stats));
  }

  void InformHostOfCacheStats() {
    WebCache::UsageStats stats;
    WebCache::getUsageStats(&stats);
    RenderThread::Get()->Send(new ChromeViewHostMsg_UpdatedCacheStats(stats));
  }
