Do not discount a MANUAL_SUBFRAME load just because it involved
some redirects.

R=brettw
BUG=21353
TEST=none

Review URL: http://codereview.chromium.org/246073

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@27887 0039d316-1c4b-4281-b951-d872f2087c98
PassOwnPtr<WebPluginLoadObserver> WebFrameLoaderClient::GetPluginLoadObserver() {
  WebDataSourceImpl* ds = WebDataSourceImpl::fromDocumentLoader(
      webframe_->frame()->loader()->activeDocumentLoader());
  return ds->releasePluginLoadObserver();
}

PassOwnPtr<WebPluginLoadObserver> WebFrameLoaderClient::GetPluginLoadObserver() {
  WebDataSourceImpl* ds = WebDataSourceImpl::fromDocumentLoader(
      webframe_->frame()->loader()->activeDocumentLoader());
  return ds->releasePluginLoadObserver();
}
