Expose GPU information to Telemetry.

tools/telemetry/telemetry/core/system_info.py

+# 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.core import gpu_info
+
+class SystemInfo(object):
+  """Provides low-level system information."""
+
+  def __init__(self, machine_model, gpu_dict):
+    if (machine_model == None) or (gpu_dict == None):
+      raise Exception("Missing machine_model or gpu_dict argument")
+    self._machine_model = machine_model
+    self._gpu = gpu_info.GPUInfo.FromDict(gpu_dict)
+
+  @classmethod
+  def FromDict(cls, attrs):
+    """Constructs a SystemInfo from a dictionary of attributes.
+       Attributes currently required to be present in the dictionary:
+
+         machine_model (string): a platform-dependent string
+           describing the model of machine, or the empty string if not
+           supported.
+         gpu (object containing GPUInfo's required attributes)
+    """
+    return cls(attrs["machine_model"], attrs["gpu"])
+
+  @property
+  def machine_model(self):
+    """A string describing the machine model.
+
+       This is a highly platform-dependent value and not currently
+       specified for any machine type aside from Macs. On Mac OS, this
+       is the model identifier, reformatted slightly; for example,
+       'MacBookPro 10.1'."""
+    return self._machine_model
+
+  @property
+  def gpu(self):
+    """A GPUInfo object describing the graphics processor(s) on the system."""
+    return self._gpu