Breakpad browser crash test: Re-enable check for .txt file on Windows

This check doesn't seem to have failed recently, based on inspecting
several recent logs.

I've added more log output since I disabled this check, so if it does
become flaky again we'll have information to debug it.

BUG=169394
TEST=run_breakpad_browser_process_crash_test in nacl_integration

Review URL: https://codereview.chromium.org/12041091

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@178725 0039d316-1c4b-4281-b951-d872f2087c98

ppapi/native_client/tests/breakpad_crash_test/crash_dump_tester.py

@@ -171,13 +171,6 @@ def CleanUpTempDir():
              '%r file\n' % (dump_file, second_file))
       if not os.path.exists(second_file):
         sys.stdout.write(msg)
-        # TODO(mseaborn): Investigate and remove this workaround.
-        if (options.expected_process_type_for_crash == 'browser' and
-            sys.platform == 'win32'):
-          sys.stdout.write('crash_dump_tester: Ignoring this error on Windows '
-                           'because the .txt file is sometimes missing -- '
-                           'see http://crbug.com/169394\n')
-          continue
         failed = True
         continue
       # Check that the crash dump comes from the NaCl process.