Fix process_count tests on chromeos

GPU process no longer automatically shows up/after at login.

R=dennisjeffrey@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/8665007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@111267 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/functional/process_count.py

@@ -16,7 +16,7 @@ class ProcessCountTest(pyauto.PyUITest):
     'win': 2,  # Processes: browser, tab.
     'mac': 2,  # Processes: browser, tab.
     'linux': 4,  # Processes: browser, tab, sandbox helper, zygote.
-    'chromeos': 5,  # Processes: browser, tab, sandbox helper, zygote, GPU.
+    'chromeos': 4,  # Processes: browser, tab, sandbox helper, zygote.
   }
 
   CHROME_PROCESS_NAME = {
@@ -64,10 +64,14 @@ class ProcessCountTest(pyauto.PyUITest):
     browser_info = [x for x in proc_info['browsers']
                     if x['process_name'] == self.chrome_proc_name]
     assert len(browser_info) == 1
-    num_actual = len(browser_info[0]['processes'])
+    # Utility processes may show up any time.  Ignore them.
+    processes = [x for x in browser_info[0]['processes']
+                 if x['child_process_type'] != 'Utility']
+    num_actual = len(processes)
 
     self.assertEqual(num_actual, num_expected,
-                     msg='Number of processes should be %d, but was %d.\n'
+                     msg='Number of processes (ignoring Utility processes) '
+                         'should be %d, but was %d.\n'
                          'Actual process info:\n%s' % (
                          num_expected, num_actual, self.pformat(proc_info)))
 
@@ -89,7 +93,11 @@ class ProcessCountTest(pyauto.PyUITest):
     """Verifies the process count when the flash process is running."""
     flash_url = self.GetFileURLForDataPath('plugin', 'flash.swf')
     self.NavigateToURL(flash_url)
-    self._VerifyProcessCount(self.proc_count_fresh_profile + 1)
+    if self.IsChromeOS():
+      # Flash triggers an extra GPU process on ChromeOS.
+      self._VerifyProcessCount(self.proc_count_fresh_profile + 2)
+    else:
+      self._VerifyProcessCount(self.proc_count_fresh_profile + 1)
 
   def testProcessCountExtensionProcess(self):
     """Verifies the process count when an extension is installed."""
@@ -128,7 +136,11 @@ class ProcessCountTest(pyauto.PyUITest):
     for _ in xrange(3):
       self.AppendTab(pyauto.GURL('about:blank'), 1)
 
-    self._VerifyProcessCount(self.proc_count_fresh_profile + 8)
+    if self.IsChromeOS():
+      # Flash triggers an extra GPU process on ChromeOS.
+      self._VerifyProcessCount(self.proc_count_fresh_profile + 9)
+    else:
+      self._VerifyProcessCount(self.proc_count_fresh_profile + 8)
 
 
 if __name__ == '__main__':