Fix ProfileDownloaderTest.DefaultURL

The unit test was causing a DCHECK to fail. IsDefaultProfileImageURL() doesn't expect an invalid URL so I remvoed the invalid URL.

TBR=ivankr@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8821007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113162 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/profiles/profile_downloader_unittest.cc

@@ -99,6 +99,4 @@ TEST_F(ProfileDownloaderTest, DefaultURL) {
   // Not default with 7 components
   EXPECT_FALSE(ProfileDownloader::IsDefaultProfileImageURL(
       "https://example.com/-4/AAAAAAAAAAI/AAAAAAAAACQ/Efg/s32-c/photo.jpg"));
-  // Not default with invalid URL
-  EXPECT_FALSE(ProfileDownloader::IsDefaultProfileImageURL("invalid url"));
 }