Not for commit: force failure in the first WebGL conformance test.

content/test/gpu/gpu_tests/webgl_conformance_integration_test.py

Index: content/test/gpu/gpu_tests/webgl_conformance_integration_test.py
diff --git a/content/test/gpu/gpu_tests/webgl_conformance_integration_test.py b/content/test/gpu/gpu_tests/webgl_conformance_integration_test.py
index 5e4d80807a856b31e68c86c5e119fa475a2cf80b..04a0be8489f616928df8b5e2e23a9feac59d9ea3 100644
--- a/content/test/gpu/gpu_tests/webgl_conformance_integration_test.py
+++ b/content/test/gpu/gpu_tests/webgl_conformance_integration_test.py
@@ -12,6 +12,8 @@ class WebGLConformanceIntegrationTest(gpu_integration_test.GpuIntegrationTest):
 
   _webgl_version = None
 
+  _first_time = True
+
   @classmethod
   def Name(cls):
     return 'webgl_conformance'
@@ -44,8 +46,12 @@ class WebGLConformanceIntegrationTest(gpu_integration_test.GpuIntegrationTest):
     url = self.UrlOfStaticFilePath(test_path)
     harness_script = webgl_conformance.conformance_harness_script
     self.tab.Navigate(url, script_to_evaluate_on_commit=harness_script)
+    if self.__class__._first_time:
+      self.__class__._first_time = False
+      # Try also replacing this with chrome://crash
+      self.tab.Navigate('chrome://gpucrash', timeout=5)
     self.tab.action_runner.WaitForJavaScriptCondition(
-        'webglTestHarness._finished', timeout_in_seconds=300)
+        'webglTestHarness._finished', timeout_in_seconds=10)
     if not webgl_conformance._DidWebGLTestSucceed(self.tab):
       self.fail(webgl_conformance._WebGLTestMessages(self.tab))