Add mojom module suffix in .mojom files in content.

content/browser/vr/test/fake_vr_device.cc

 // Copyright 2015 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.
 
 #include "content/browser/vr/test/fake_vr_device.h"
 
 namespace content {
 
 FakeVRDevice::FakeVRDevice(VRDeviceProvider* provider) : VRDevice(provider) {
-  device_ = VRDeviceInfo::New();
-  state_ = VRSensorState::New();
+  device_ = mojom::VRDeviceInfo::New();
+  state_ = mojom::VRSensorState::New();
 }
 
 FakeVRDevice::~FakeVRDevice() {
 }
 
-void FakeVRDevice::SetVRDevice(const VRDeviceInfoPtr& device) {
+void FakeVRDevice::SetVRDevice(const mojom::VRDeviceInfoPtr& device) {
   device_ = device.Clone();
 }
 
-void FakeVRDevice::SetSensorState(const VRSensorStatePtr& state) {
+void FakeVRDevice::SetSensorState(const mojom::VRSensorStatePtr& state) {
   state_ = state.Clone();
 }
 
 VRDeviceInfoPtr FakeVRDevice::GetVRDevice() {
   return device_.Clone();
 }
 
 VRSensorStatePtr FakeVRDevice::GetSensorState() {
   return state_.Clone();
 }
 
 }  // namespace content