Updated VRService to match the latest Blink WebVR interface.

third_party/WebKit/Source/modules/vr/VRDisplayCollection.cpp

 // 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 "modules/vr/VRDisplayCollection.h"
 
 #include "modules/vr/NavigatorVR.h"
 
 namespace blink {
 
 VRDisplayCollection::VRDisplayCollection(NavigatorVR* navigatorVR)
     : m_navigatorVR(navigatorVR)
 {
 }
 
-VRDisplayVector VRDisplayCollection::updateDisplays(mojo::WTFArray<mojom::blink::VRDeviceInfoPtr> devices)
+VRDisplayVector VRDisplayCollection::updateDisplays(mojo::WTFArray<mojom::blink::VRDisplayPtr> displays)
 {
-    VRDisplayVector vrDevices;
+    VRDisplayVector vrDisplays;
 
-    for (const auto& device : devices.PassStorage()) {
-        VRDisplay* display = getDisplayForIndex(device->index);
-        if (!display) {
-            display = new VRDisplay(m_navigatorVR);
-            m_displays.append(display);
+    for (const auto& display : displays.PassStorage()) {
+        VRDisplay* vrDisplay = getDisplayForIndex(display->index);
+        if (!vrDisplay) {
+            vrDisplay = new VRDisplay(m_navigatorVR);
+            m_displays.append(vrDisplay);
         }
 
-        display->update(device);
-        vrDevices.append(display);
+        vrDisplay->update(display);
+        vrDisplays.append(vrDisplay);
     }
 
-    return vrDevices;
+    return vrDisplays;
 }
 
 VRDisplay* VRDisplayCollection::getDisplayForIndex(unsigned index)
 {
     VRDisplay* display;
     for (size_t i = 0; i < m_displays.size(); ++i) {
         display = m_displays[i];
         if (display->displayId() == index) {
             return display;
         }
     }
 
     return 0;
 }
 
 DEFINE_TRACE(VRDisplayCollection)
 {
     visitor->trace(m_navigatorVR);
     visitor->trace(m_displays);
 }
 
 } // namespace blink