Expose GPU information to Telemetry.

tools/telemetry/telemetry/core/browser_unittest.py

Index: tools/telemetry/telemetry/core/browser_unittest.py
diff --git a/tools/telemetry/telemetry/core/browser_unittest.py b/tools/telemetry/telemetry/core/browser_unittest.py
index 81a80f71b70192df343d6aaa23797868bcd1fb44..8fdb8383daf2617582e8d76dca37470d95a5ee18 100644
--- a/tools/telemetry/telemetry/core/browser_unittest.py
+++ b/tools/telemetry/telemetry/core/browser_unittest.py
@@ -6,6 +6,8 @@ import os
 import unittest
 
 from telemetry.core import browser_finder
+from telemetry.core import gpu_device
+from telemetry.core import gpu_info
 from telemetry.unittest import options_for_unittests
 
 class BrowserTest(unittest.TestCase):
@@ -123,3 +125,18 @@ class BrowserTest(unittest.TestCase):
       return
 
     self.assertEquals(1, len(b.tabs))
+
+  def testGetGPUInfo(self):
+    b = self.CreateBrowser()
+    if not b.supports_gpu_info:
+      logging.warning(
+          'Browser does not support getting GPU info, skipping test.')
+      return
+
+    info = b.GetGPUInfo()
+
+    self.assertTrue(isinstance(info, gpu_info.GPUInfo))
+    self.assertTrue(hasattr(info, 'gpu'))
+    self.assertIsInstance(info.gpu, gpu_device.GPUDevice)
+    self.assertTrue(hasattr(info, 'machine_model'))
+    self.assertTrue(hasattr(info, 'secondary_gpus'))