[Android] Looks for events injected to signal passing monkey test.

build/android/pylib/monkey/test_runner.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Runs a monkey test on a single device."""
 
 import random
 
 from pylib.base import base_test_result
 from pylib.base import base_test_runner
@@ skipping 49 matching lines @@
     # Run the test.
     output = ''
     if before_pids:
       output = '\n'.join(self._LaunchMonkeyTest())
       after_pids = self.adb.ExtractPid(self.options.package_name)
 
     crashed = (not before_pids or not after_pids
                or after_pids[0] != before_pids[0])
 
     results = base_test_result.TestRunResults()
-    if 'Monkey finished' in output and not crashed:
+    success_pattern = 'Events injected: %d' % self.options.event_count
+    if success_pattern in output and not crashed:
       result = base_test_result.BaseTestResult(
           test_name, base_test_result.ResultType.PASS, log=output)
     else:
       result = base_test_result.BaseTestResult(
           test_name, base_test_result.ResultType.FAIL, log=output)
     results.AddResult(result)
     return results, False