Added test to check that GPU features are listed as hardware accelerated.

content/test/gpu/gpu_tests/accelerated_expectations.py

Index: content/test/gpu/gpu_tests/accelerated_expectations.py
diff --git a/content/test/gpu/gpu_tests/accelerated_expectations.py b/content/test/gpu/gpu_tests/accelerated_expectations.py
new file mode 100644
index 0000000000000000000000000000000000000000..9e92b04de0e20798c16a38ddbb5b107c0adfa2d2
--- /dev/null
+++ b/content/test/gpu/gpu_tests/accelerated_expectations.py
@@ -0,0 +1,24 @@
+# Copyright (c) 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.
+
+from telemetry.page import test_expectations
+
+# Valid expectation conditions are:
+#
+# Operating systems:
+#     win, xp, vista, win7, mac, leopard, snowleopard, lion, mountainlion,
+#     linux, chromeos, android
+#
+# GPU vendors:
+#     amd, arm, broadcom, hisilicon, intel, imagination, nvidia, qualcomm,
+#     vivante
+#
+# Specific GPUs can be listed as a tuple with vendor name and device ID.
+# Examples: ('nvidia', 0x1234), ('arm', 'Mali-T604')
+# Device IDs must be paired with a GPU vendor.
+
+class AcceleratedExpectations(test_expectations.TestExpectations):
+  def SetExpectations(self):
+    self.Fail('Accelerated.canvas_accelerated',

[Ken Russell (switch to Gerrit), 2013/10/28 20:57:54]

Please add a comment indicating why this is the case, and ideally a link to a
preexisting bug about accelerated 2D canvas not being supported on Linux.

+        ['linux'])