Add deprecation messages to deprecated parts of the WebVR API.

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

 // Copyright 2016 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/VRDisplay.h"
 
 #include "core/dom/DOMException.h"
 #include "core/dom/Fullscreen.h"
 #include "core/frame/UseCounter.h"
 #include "core/inspector/ConsoleMessage.h"
@@ skipping 79 matching lines @@
     return false;
 
   if (m_depthNear == m_depthFar)
     return false;
 
   return frameData->update(m_framePose, m_eyeParametersLeft,
                            m_eyeParametersRight, m_depthNear, m_depthFar);
 }
 
 VRPose* VRDisplay::getPose() {
-  Document* document = m_navigatorVR->document();
-  if (document)
-    UseCounter::count(*document, UseCounter::VRDeprecatedGetPose);
-
   updatePose();
 
   if (!m_framePose)
     return nullptr;
 
   VRPose* pose = VRPose::create();
   pose->setPose(m_framePose);
   return pose;
 }
 
@@ skipping 28 matching lines @@
   return 0;
 }
 
 void VRDisplay::cancelAnimationFrame(int id) {
   if (Document* document = m_navigatorVR->document())
     document->cancelAnimationFrame(id);
 }
 
 ScriptPromise VRDisplay::requestPresent(ScriptState* scriptState,
                                         const HeapVector<VRLayer>& layers) {
+  ExecutionContext* executionContext = scriptState->getExecutionContext();
+  UseCounter::count(executionContext, UseCounter::VRRequestPresent);
+  String errorMessage;
+  if (!executionContext->isSecureContext(errorMessage)) {
+    UseCounter::count(executionContext,
+                      UseCounter::VRRequestPresentInsecureOrigin);
+  }
+
   ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
   ScriptPromise promise = resolver->promise();
 
   // If the VRDisplay does not advertise the ability to present reject the
   // request.
   if (!m_capabilities->canPresent()) {
     DOMException* exception =
         DOMException::create(InvalidStateError, "VRDisplay cannot present.");
     resolver->reject(exception);
     return promise;
@@ skipping 244 matching lines @@
   visitor->trace(m_navigatorVR);
   visitor->trace(m_capabilities);
   visitor->trace(m_stageParameters);
   visitor->trace(m_eyeParametersLeft);
   visitor->trace(m_eyeParametersRight);
   visitor->trace(m_layer);
   visitor->trace(m_renderingContext);
 }
 
 }  // namespace blink