Port gpu_process tests to gpu_integration_test harness.

content/test/gpu/gpu_tests/gpu_process_integration_test.py

Index: content/test/gpu/gpu_tests/gpu_process_integration_test.py
diff --git a/content/test/gpu/gpu_tests/gpu_process_integration_test.py b/content/test/gpu/gpu_tests/gpu_process_integration_test.py
new file mode 100644
index 0000000000000000000000000000000000000000..af7bedb903882847e34cc8a1b676126f1f8f1057
--- /dev/null
+++ b/content/test/gpu/gpu_tests/gpu_process_integration_test.py
@@ -0,0 +1,528 @@
+# Copyright 2017 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.
+
+import logging
+import os
+import sys
+
+from gpu_tests import gpu_integration_test
+from gpu_tests import gpu_process_expectations
+from gpu_tests import path_util
+
+data_path = os.path.join(
+    path_util.GetChromiumSrcDir(), 'content', 'test', 'data')
+
+test_harness_script = r"""
+  var domAutomationController = {};
+  domAutomationController._finished = false;
+  domAutomationController.setAutomationId = function(id) {}
+  domAutomationController.send = function(msg) {
+    domAutomationController._finished = true;
+  }
+
+  window.domAutomationController = domAutomationController;
+
+  function GetDriverBugWorkarounds() {
+    var query_result = document.querySelector('.workarounds-list');
+    var browser_list = []
+    for (var i=0; i < query_result.childElementCount; i++)
+      browser_list.push(query_result.children[i].textContent);
+    return browser_list;
+  };
+"""
+
+class GpuProcessIntegrationTest(gpu_integration_test.GpuIntegrationTest):
+  # We store a deep copy of the original browser finder options in
+  # order to be able to restart the browser multiple times, with a
+  # different set of command line arguments each time.
+  _original_finder_options = None
+
+  # We keep track of the set of command line arguments used to launch
+  # the browser most recently in order to figure out whether we need
+  # to relaunch it, if a new pixel test requires a different set of
+  # arguments.
+  _last_launched_browser_args = set()
+
+  @classmethod
+  def Name(cls):
+    """The name by which this test is invoked on the command line."""
+    return 'gpu_process'
+
+  @classmethod
+  def setUpClass(cls):
+    super(cls, GpuProcessIntegrationTest).setUpClass()
+    cls._original_finder_options = cls._finder_options.Copy()
+    cls.CustomizeBrowserArgs([])
+    cls.StartBrowser()
+    cls.SetStaticServerDirs([data_path])
+
+  @classmethod
+  def CustomizeBrowserArgs(cls, browser_args):
+    if not browser_args:
+      browser_args = []
+    cls._finder_options = cls._original_finder_options.Copy()
+    browser_options = cls._finder_options.browser_options
+    # All tests receive the following options. They aren't recorded in
+    # the _last_launched_browser_args.
+    browser_options.AppendExtraBrowserArgs([
+      '--enable-gpu-benchmarking',
+      # TODO(kbr): figure out why the following option seems to be
+      # needed on Android for robustness.
+      # https://github.com/catapult-project/catapult/issues/3122
+      '--no-first-run'])
+    # Append the new arguments.
+    browser_options.AppendExtraBrowserArgs(browser_args)
+    cls._last_launched_browser_args = set(browser_args)
+    cls.SetBrowserOptions(cls._finder_options)
+
+  @classmethod
+  def RestartBrowserIfNecessaryWithArgs(cls, browser_args):
+    if not browser_args:
+      browser_args = []
+    if set(browser_args) != cls._last_launched_browser_args:
+      logging.info('Restarting browser with arguments: ' + str(browser_args))
+      cls.StopBrowser()
+      cls.CustomizeBrowserArgs(browser_args)
+      cls.StartBrowser()
+      cls.tab = cls.browser.tabs[0]
+
+  @classmethod
+  def _CreateExpectations(cls):
+    return gpu_process_expectations.GpuProcessExpectations()
+
+  @classmethod
+  def GenerateGpuTests(cls, options):
+    # The browser test runner synthesizes methods with the exact name
+    # given in GenerateGpuTests, so in order to hand-write our tests but
+    # also go through the _RunGpuTest trampoline, the test needs to be
+    # slightly differently named.
+
+    # Also note that since functional_video.html refers to files in
+    # ../media/ , the serving dir must be the common parent directory.
+    tests = (('GpuProcess_canvas2d', 'gpu/functional_canvas_demo.html'),
+             ('GpuProcess_css3d', 'gpu/functional_3d_css.html'),
+             ('GpuProcess_webgl', 'gpu/functional_webgl.html'),
+             ('GpuProcess_video', 'gpu/functional_video.html'),
+             ('GpuProcess_gpu_info_complete', 'gpu/functional_3d_css.html'),
+             ('GpuProcess_no_gpu_process', 'about:blank'),
+             ('GpuProcess_driver_bug_workarounds_in_gpu_process', 'chrome:gpu'),
+             ('GpuProcess_readback_webgl_gpu_process', 'chrome:gpu'),
+             ('GpuProcess_driver_bug_workarounds_upon_gl_renderer',
+              'chrome:gpu'),
+             ('GpuProcess_only_one_workaround', 'chrome:gpu'),
+             ('GpuProcess_skip_gpu_process', 'chrome:gpu'),
+             ('GpuProcess_identify_active_gpu1', 'chrome:gpu'),
+             ('GpuProcess_identify_active_gpu2', 'chrome:gpu'),
+             ('GpuProcess_identify_active_gpu3', 'chrome:gpu'),
+             ('GpuProcess_identify_active_gpu4', 'chrome:gpu'),
+             ('GpuProcess_software_gpu_process', 'about:blank'))
+
+    # The earlier has_transparent_visuals_gpu_process and
+    # no_transparent_visuals_gpu_process tests became no-ops in
+    # http://crrev.com/2347383002 and were deleted.
+
+    for t in tests:
+      yield (t[0], t[1], ('_' + t[0]))
+
+  def RunActualGpuTest(self, test_path, *args):
+    test_name = args[0]
+    getattr(self, test_name)(test_path)
+
+  ######################################
+  # Helper functions for the tests below
+
+  def _Navigate(self, test_path):
+    url = self.UrlOfStaticFilePath(test_path)
+    # It's crucial to use the action_runner, rather than the tab's
+    # Navigate method directly. It waits for the document ready state
+    # to become interactive or better, avoiding critical race
+    # conditions.
+    self.tab.action_runner.Navigate(
+      url, script_to_evaluate_on_commit=test_harness_script)
+
+  def _NavigateAndWait(self, test_path):
+    self._Navigate(test_path)
+    self.tab.action_runner.WaitForJavaScriptCondition(
+      'window.domAutomationController._finished', timeout_in_seconds=10)
+
+  def _VerifyGpuProcessPresent(self):
+    tab = self.tab
+    has_gpu_channel_js = 'chrome.gpuBenchmarking.hasGpuChannel()'
+    has_gpu_channel = tab.EvaluateJavaScript(has_gpu_channel_js)
+    if not has_gpu_channel:
+      self.fail('No GPU channel detected')
+
+  def _ValidateDriverBugWorkaroundsImpl(self, process_kind, is_expected,
+                                    workaround_name):
+    tab = self.tab
+    if process_kind == "browser_process":
+      gpu_driver_bug_workarounds = tab.EvaluateJavaScript(
+        'GetDriverBugWorkarounds()')
+    elif process_kind == "gpu_process":
+      gpu_driver_bug_workarounds = tab.EvaluateJavaScript(
+        'chrome.gpuBenchmarking.getGpuDriverBugWorkarounds()')
+
+    is_present = workaround_name in gpu_driver_bug_workarounds
+    failure = False
+    if is_expected and not is_present:
+      failure = True
+      error_message = "is missing"
+    elif not is_expected and is_present:
+      failure = True
+      error_message = "is not expected"
+
+    if failure:
+      print 'Test failed. Printing page contents:'
+      print tab.EvaluateJavaScript('document.body.innerHTML')
+      self.fail('%s %s in %s workarounds: %s'
+                % (workaround_name, error_message, process_kind,
+                   gpu_driver_bug_workarounds))
+
+  def _ValidateDriverBugWorkarounds(self, expected_workaround,
+                                    unexpected_workaround):
+    if not expected_workaround and not unexpected_workaround:
+      return
+    if expected_workaround:
+      self._ValidateDriverBugWorkaroundsImpl(
+        "browser_process", True, expected_workaround)
+      self._ValidateDriverBugWorkaroundsImpl(
+        "gpu_process", True, expected_workaround)
+    if unexpected_workaround:
+      self._ValidateDriverBugWorkaroundsImpl(
+        "browser_process", False, unexpected_workaround)
+      self._ValidateDriverBugWorkaroundsImpl(
+        "gpu_process", False, unexpected_workaround)
+
+  # This can only be called from one of the tests, i.e., after the
+  # browser's been brought up once.
+  def _RunningOnAndroid(self):
+    options = self.__class__._original_finder_options.browser_options
+    return options.browser_type.startswith('android')
+
+  def _CompareAndCaptureDriverBugWorkarounds(self):
+    tab = self.tab
+    has_gpu_process_js = 'chrome.gpuBenchmarking.hasGpuProcess()'
+    if not tab.EvaluateJavaScript(has_gpu_process_js):
+      self.fail('No GPU process detected')
+
+    has_gpu_channel_js = 'chrome.gpuBenchmarking.hasGpuChannel()'
+    if not tab.EvaluateJavaScript(has_gpu_channel_js):
+      self.fail('No GPU channel detected')
+
+    browser_list = tab.EvaluateJavaScript('GetDriverBugWorkarounds()')
+    gpu_list = tab.EvaluateJavaScript(
+      'chrome.gpuBenchmarking.getGpuDriverBugWorkarounds()')
+
+    diff = set(browser_list).symmetric_difference(set(gpu_list))
+    if len(diff) > 0:
+      print 'Test failed. Printing page contents:'
+      print tab.EvaluateJavaScript('document.body.innerHTML')
+      self.fail('Browser and GPU process list of driver bug'
+                'workarounds are not equal: %s != %s, diff: %s' %
+                (browser_list, gpu_list, list(diff)))
+
+    basic_infos = tab.EvaluateJavaScript('browserBridge.gpuInfo.basic_info')
+    disabled_gl_extensions = None
+    for info in basic_infos:
+      if info['description'].startswith('Disabled Extensions'):
+        disabled_gl_extensions = info['value']
+        break
+
+    return gpu_list, disabled_gl_extensions
+
+  def _VerifyActiveAndInactiveGPUs(
+      self, expected_active_gpu, expected_inactive_gpus):
+    tab = self.tab
+    basic_infos = tab.EvaluateJavaScript('browserBridge.gpuInfo.basic_info')
+    active_gpu = []
+    inactive_gpus = []
+    index = 0
+    for info in basic_infos:
+      description = info['description']
+      value = info['value']
+      if description.startswith('GPU%d' % index) and value.startswith('VENDOR'):
+        if value.endswith('*ACTIVE*'):
+          active_gpu.append(value)
+        else:
+          inactive_gpus.append(value)
+        index += 1
+    if active_gpu != expected_active_gpu:
+      self.fail('Active GPU field is wrong %s' % active_gpu)
+    if inactive_gpus != expected_inactive_gpus:
+      self.fail('Inactive GPU field is wrong %s' % inactive_gpus)
+
+  ######################################
+  # The actual tests
+
+  def _GpuProcess_canvas2d(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._NavigateAndWait(test_path)
+    self._VerifyGpuProcessPresent()
+
+  def _GpuProcess_css3d(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._NavigateAndWait(test_path)
+    self._VerifyGpuProcessPresent()
+
+  def _GpuProcess_webgl(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._NavigateAndWait(test_path)
+    self._VerifyGpuProcessPresent()
+
+  def _GpuProcess_video(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._NavigateAndWait(test_path)
+    self._VerifyGpuProcessPresent()
+
+  def _GpuProcess_gpu_info_complete(self, test_path):
+    # Regression test for crbug.com/454906
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._NavigateAndWait(test_path)
+    tab = self.tab
+    if not tab.browser.supports_system_info:
+      self.fail('Browser must support system info')
+    system_info = tab.browser.GetSystemInfo()
+    if not system_info.gpu:
+      self.fail('Target machine must have a GPU')
+    if not system_info.gpu.aux_attributes:
+      self.fail('Browser must support GPU aux attributes')
+    if not 'gl_renderer' in system_info.gpu.aux_attributes:
+      self.fail('Browser must have gl_renderer in aux attribs')
+    if len(system_info.gpu.aux_attributes['gl_renderer']) <= 0:
+      self.fail('Must have a non-empty gl_renderer string')
+
+  def _GpuProcess_no_gpu_process(self, test_path):
+    options = self.__class__._original_finder_options.browser_options
+    if options.browser_type.startswith('android'):
+      # Android doesn't support starting up the browser without any
+      # GPU process. This test is skipped on Android in
+      # gpu_process_expectations.py, but we must at least be able to
+      # bring up the browser in order to detect that the test
+      # shouldn't run. Faking a vendor and device ID can get the
+      # browser into a state where it won't launch.
+      return
+    elif sys.platform in ('cygwin', 'win32'):
+      # Hit id 34 from kSoftwareRenderingListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-vendor-id=0x5333',
+        '--gpu-testing-device-id=0x8811'])
+    elif sys.platform.startswith('linux'):
+      # Hit id 50 from kSoftwareRenderingListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-no-complete-info-collection',
+        '--gpu-testing-vendor-id=0x10de',
+        '--gpu-testing-device-id=0x0de1',
+        '--gpu-testing-gl-vendor=VMware',
+        '--gpu-testing-gl-renderer=softpipe',
+        '--gpu-testing-gl-version="2.1 Mesa 10.1"'])
+    elif sys.platform == 'darwin':
+      # Hit id 112 from kSoftwareRenderingListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-vendor-id=0x8086',
+        '--gpu-testing-device-id=0x0116'])
+    self._Navigate(test_path)
+    has_gpu_process_js = 'chrome.gpuBenchmarking.hasGpuProcess()'
+    has_gpu_process = self.tab.EvaluateJavaScript(has_gpu_process_js)
+    if has_gpu_process:
+      self.fail('GPU process detected')
+
+  def _GpuProcess_driver_bug_workarounds_in_gpu_process(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--use_gpu_driver_workaround_for_testing'])
+    self._Navigate(test_path)
+    self._ValidateDriverBugWorkarounds(
+      'use_gpu_driver_workaround_for_testing', None)
+
+  def _GpuProcess_readback_webgl_gpu_process(self, test_path):
+    # This test was designed to only run on desktop Linux.
+    options = self.__class__._original_finder_options.browser_options
+    is_platform_android = options.browser_type.startswith('android')
+    if sys.platform.startswith('linux') and not is_platform_android:
+      # Hit id 110 from kSoftwareRenderingListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-vendor-id=0x10de',
+        '--gpu-testing-device-id=0x0de1',
+        '--gpu-testing-gl-vendor=VMware',
+        '--gpu-testing-gl-renderer=Gallium 0.4 ' \
+        'on llvmpipe (LLVM 3.4, 256 bits)',
+        '--gpu-testing-gl-version="3.0 Mesa 11.2"'])
+      self._Navigate(test_path)
+      feature_status_js = 'browserBridge.gpuInfo.featureStatus.featureStatus'
+      feature_status_list = self.tab.EvaluateJavaScript(feature_status_js)
+      result = True
+      for name, status in feature_status_list.items():
+        if name == 'multiple_raster_threads':
+          result = result and status == 'enabled_on'
+        elif name == 'native_gpu_memory_buffers':
+          result = result and status == 'disabled_software'
+        elif name == 'webgl':
+          result = result and status == 'enabled_readback'
+        elif name == 'webgl2':
+          result = result and status == 'unavailable_off'
+        else:
+          result = result and status == 'unavailable_software'
+      if not result:
+        self.fail('WebGL readback setup failed: %s' % feature_status_list)
+
+  def _GpuProcess_driver_bug_workarounds_upon_gl_renderer(self, test_path):
+    is_platform_android = self._RunningOnAndroid()
+    if is_platform_android:
+      # Hit id 108 from kGpuDriverBugListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-gl-vendor=NVIDIA Corporation',
+        '--gpu-testing-gl-renderer=NVIDIA Tegra',
+        '--gpu-testing-gl-version=OpenGL ES 3.1 NVIDIA 343.00'])
+    elif sys.platform in ('cygwin', 'win32'):
+      # Hit id 51 and 87 from kGpuDriverBugListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-vendor-id=0x1002',
+        '--gpu-testing-device-id=0x6779',
+        '--gpu-testing-driver-date=11-20-2014',
+        '--gpu-testing-gl-vendor=Google Inc.',
+        '--gpu-testing-gl-renderer=ANGLE ' \
+        '(AMD Radeon HD 6450 Direct3D11 vs_5_0 ps_5_0)',
+        '--gpu-testing-gl-version=OpenGL ES 2.0 (ANGLE 2.1.0.0c0d8006a9dd)'])
+    elif sys.platform.startswith('linux'):
+      # Hit id 40 from kGpuDriverBugListJson.
+      self.RestartBrowserIfNecessaryWithArgs([
+        '--gpu-testing-vendor-id=0x0101',
+        '--gpu-testing-device-id=0x0102',
+        '--gpu-testing-gl-vendor=ARM',
+        '--gpu-testing-gl-renderer=Mali-400 MP'])
+    elif sys.platform == 'darwin':
+      # Currently on osx no workaround relies on gl-renderer.
+      return
+    self._Navigate(test_path)
+    if is_platform_android:
+      self._ValidateDriverBugWorkarounds(
+        'unpack_overlapping_rows_separately_unpack_buffer', None)
+    elif sys.platform in ('cygwin', 'win32'):
+      self._ValidateDriverBugWorkarounds(
+        'texsubimage_faster_than_teximage', 'disable_d3d11')
+    elif sys.platform.startswith('linux'):
+      self._ValidateDriverBugWorkarounds('disable_discard_framebuffer', None)
+    else:
+      self.fail('Unexpected platform ' + sys.platform)
+
+  def _GpuProcess_only_one_workaround(self, test_path):
+    # Start this test by launching the browser with no command line
+    # arguments.
+    self.RestartBrowserIfNecessaryWithArgs([])
+    self._Navigate(test_path)
+    self._VerifyGpuProcessPresent()
+    recorded_workarounds, recorded_disabled_gl_extensions = (
+      self._CompareAndCaptureDriverBugWorkarounds())
+    # Add the testing workaround to the recorded workarounds.
+    recorded_workarounds.append('use_gpu_driver_workaround_for_testing')
+    # Relaunch the browser with OS-specific command line arguments.
+    browser_args = ['--use_gpu_driver_workaround_for_testing',
+                    '--disable-gpu-driver-bug-workarounds']
+    # Inject some info to make sure the flags above are effective.
+    if sys.platform == 'darwin':
+      # Hit id 33 from kGpuDriverBugListJson.
+      browser_args.extend(['--gpu-testing-gl-vendor=Imagination'])
+    else:
+      # Hit id 5 from kGpuDriverBugListJson.
+      browser_args.extend(['--gpu-testing-vendor-id=0x10de',
+                           '--gpu-testing-device-id=0x0001'])
+      # no multi gpu on Android.
+      if not self._RunningOnAndroid():
+        browser_args.extend(['--gpu-testing-secondary-vendor-ids=',
+                             '--gpu-testing-secondary-device-ids='])
+    for workaround in recorded_workarounds:
+      browser_args.append('--' + workaround)
+    browser_args.append('--disable-gl-extensions=' +
+                        recorded_disabled_gl_extensions)
+    self.RestartBrowserIfNecessaryWithArgs(browser_args)
+    self._Navigate(test_path)
+    self._VerifyGpuProcessPresent()
+    new_workarounds, new_disabled_gl_extensions = (
+      self._CompareAndCaptureDriverBugWorkarounds())
+    diff = set(recorded_workarounds).symmetric_difference(new_workarounds)
+    tab = self.tab
+    if len(diff) > 0:
+      print 'Test failed. Printing page contents:'
+      print tab.EvaluateJavaScript('document.body.innerHTML')
+      self.fail(
+        'GPU process and expected list of driver bug '
+        'workarounds are not equal: %s != %s, diff: %s' %
+        (recorded_workarounds, new_workarounds, list(diff)))
+    if recorded_disabled_gl_extensions != new_disabled_gl_extensions:
+      print 'Test failed. Printing page contents:'
+      print tab.EvaluateJavaScript('document.body.innerHTML')
+      self.fail(
+        'The expected disabled gl extensions are '
+        'incorrect: %s != %s:' %
+        (recorded_disabled_gl_extensions, new_disabled_gl_extensions))
+
+  def _GpuProcess_skip_gpu_process(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--disable-gpu',
+      '--skip-gpu-data-loading'])
+    self._Navigate(test_path)
+    has_gpu_process_js = 'chrome.gpuBenchmarking.hasGpuProcess()'
+    has_gpu_process = self.tab.EvaluateJavaScript(has_gpu_process_js)
+    if has_gpu_process:
+      self.fail('GPU process detected')
+
+  def _GpuProcess_identify_active_gpu1(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--gpu-testing-vendor-id=0x8086',
+      '--gpu-testing-device-id=0x040a',
+      '--gpu-testing-secondary-vendor-ids=0x10de',
+      '--gpu-testing-secondary-device-ids=0x0de1',
+      '--gpu-testing-gl-vendor=nouveau'])
+    self._Navigate(test_path)
+    self._VerifyActiveAndInactiveGPUs(
+      ['VENDOR = 0x10de, DEVICE= 0x0de1 *ACTIVE*'],
+      ['VENDOR = 0x8086, DEVICE= 0x040a'])
+
+  def _GpuProcess_identify_active_gpu2(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--gpu-testing-vendor-id=0x8086',
+      '--gpu-testing-device-id=0x040a',
+      '--gpu-testing-secondary-vendor-ids=0x10de',
+      '--gpu-testing-secondary-device-ids=0x0de1',
+      '--gpu-testing-gl-vendor=Intel'])
+    self._Navigate(test_path)
+    self._VerifyActiveAndInactiveGPUs(
+      ['VENDOR = 0x8086, DEVICE= 0x040a *ACTIVE*'],
+      ['VENDOR = 0x10de, DEVICE= 0x0de1'])
+
+  def _GpuProcess_identify_active_gpu3(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--gpu-testing-vendor-id=0x8086',
+      '--gpu-testing-device-id=0x040a',
+      '--gpu-testing-secondary-vendor-ids=0x10de;0x1002',
+      '--gpu-testing-secondary-device-ids=0x0de1;0x6779',
+      '--gpu-testing-gl-vendor=X.Org',
+      '--gpu-testing-gl-renderer=AMD R600'])
+    self._Navigate(test_path)
+    self._VerifyActiveAndInactiveGPUs(
+      ['VENDOR = 0x1002, DEVICE= 0x6779 *ACTIVE*'],
+      ['VENDOR = 0x8086, DEVICE= 0x040a',
+       'VENDOR = 0x10de, DEVICE= 0x0de1'])
+
+  def _GpuProcess_identify_active_gpu4(self, test_path):
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--gpu-testing-vendor-id=0x10de',
+      '--gpu-testing-device-id=0x0de1',
+      '--gpu-testing-secondary-vendor-ids=',
+      '--gpu-testing-secondary-device-ids=',
+      '--gpu-testing-gl-vendor=nouveau'])
+    self._Navigate(test_path)
+    self._VerifyActiveAndInactiveGPUs(
+      ['VENDOR = 0x10de, DEVICE= 0x0de1 *ACTIVE*'],
+      [])
+
+  def _GpuProcess_software_gpu_process(self, test_path):
+    # Hit exception from id 50 from kSoftwareRenderingListJson.
+    self.RestartBrowserIfNecessaryWithArgs([
+      '--gpu-testing-vendor-id=0x10de',
+      '--gpu-testing-device-id=0x0de1',
+      '--gpu-testing-gl-vendor=VMware',
+      '--gpu-testing-gl-renderer=SVGA3D',
+      '--gpu-testing-gl-version=2.1 Mesa 10.1'])
+    self._Navigate(test_path)
+    self._VerifyGpuProcessPresent()