Enabling pdf search test

Review URL: http://codereview.chromium.org/6269011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71685 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/functional/PYAUTO_TESTS

@@ -101,7 +101,6 @@
       # codesign tests should run *after* signing. crbug.com/50481
       '-codesign',
       '-content.ContentTest.testThreeWindows',  # crbug.com/47457
-      '-find_in_page.FindMatchTests.testSearchInPDF',  # crbug.com/68645
       '-instant.InstantTest.testInstantNavigation',  # crbug.com/69090
       '-crash_reporter.CrashReporterTest.testRendererCrash',  # crbug.com/69464
     ],