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
  GURL GetTabURL() {
    GURL url;
    EXPECT_TRUE(tab_->GetCurrentURL(&url));
    return url;
   }

  GURL GetTabURL() {
    GURL url;
    EXPECT_TRUE(tab_->GetCurrentURL(&url));
    return url;
   }
