Switch graphics_WebGLPerformance to telemetry.

And delete dependency on pyauto.
Also create separate deps for the content.

BUG=chromium:341333
TEST=test_that -b link 172.22.71.106 graphics_WebGLPerformance
CQ-DEPEND=185180
Change-Id: I32dfab349623ad8a7abd6dffa411f4a10a7b130c
Reviewed-on: https://chromium-review.googlesource.com/185292
Reviewed-by: Ilja Friedel <ihf@chromium.org>
Tested-by: Ilja Friedel <ihf@chromium.org>
Commit-Queue: Ilja Friedel <ihf@chromium.org>
diff --git a/client/deps/webgl_perf/common.py b/client/deps/webgl_perf/common.py
new file mode 100644
index 0000000..a0d813b
--- /dev/null
+++ b/client/deps/webgl_perf/common.py
@@ -0,0 +1,15 @@
+# Copyright (c) 2014 The Chromium OS 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 os
+import sys
+
+dirname = os.path.dirname(sys.modules[__name__].__file__)
+# Load setup_modules from client_dir (two level up from current dir).
+client_dir = os.path.abspath(os.path.join(dirname, "..", ".."))
+sys.path.insert(0, client_dir)
+import setup_modules
+sys.path.pop(0)
+setup_modules.setup(base_path=client_dir,
+                    root_module_name="autotest_lib.client")