[Chromedriver] Add Device Metrics override support to ChromeDriver via Capabilities

chrome/test/chromedriver/chrome/mobile_emulation_override_manager.h

-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Copyright (c) 2014 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.
 
-#ifndef CHROME_TEST_CHROMEDRIVER_CHROME_GEOLOCATION_OVERRIDE_MANAGER_H_
-#define CHROME_TEST_CHROMEDRIVER_CHROME_GEOLOCATION_OVERRIDE_MANAGER_H_
+#ifndef CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_
+#define CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/test/chromedriver/chrome/devtools_event_listener.h"
 
 namespace base {
 class DictionaryValue;
 }
 
 class DevToolsClient;
-struct Geoposition;
+struct DeviceMetrics;
 class Status;
 
-// Overrides the geolocation, if requested, for the duration of the
+// Overrides the device metrics, if requested, for the duration of the
 // given |DevToolsClient|'s lifetime.
-class GeolocationOverrideManager : public DevToolsEventListener {
+class MobileEmulationOverrideManager : public DevToolsEventListener {
  public:
-  explicit GeolocationOverrideManager(DevToolsClient* client);
-  virtual ~GeolocationOverrideManager();
-
-  Status OverrideGeolocation(const Geoposition& geoposition);
+  MobileEmulationOverrideManager(DevToolsClient* client,
+                                 const DeviceMetrics* device_metrics);
+  virtual ~MobileEmulationOverrideManager();
 
   // Overridden from DevToolsEventListener:
   virtual Status OnConnected(DevToolsClient* client) OVERRIDE;
   virtual Status OnEvent(DevToolsClient* client,
                          const std::string& method,
                          const base::DictionaryValue& params) OVERRIDE;
 
  private:
   Status ApplyOverrideIfNeeded();
 
   DevToolsClient* client_;
-  scoped_ptr<Geoposition> overridden_geoposition_;
+  const DeviceMetrics* overridden_device_metrics_;
 
-  DISALLOW_COPY_AND_ASSIGN(GeolocationOverrideManager);
+  DISALLOW_COPY_AND_ASSIGN(MobileEmulationOverrideManager);
 };
 
-#endif  // CHROME_TEST_CHROMEDRIVER_CHROME_GEOLOCATION_OVERRIDE_MANAGER_H_
+#endif  // CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_