[PresentationAPI] renamed GetScreenAvailability to ListenForScreenAvailability for consistency

content/browser/presentation/presentation_service_impl.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/presentation/presentation_service_impl.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "content/browser/presentation/presentation_type_converters.h"
@@ skipping 66 matching lines @@
         context.get())) {
       DVLOG(1) << "AddScreenAvailabilityListener failed. Ignoring request.";
       return nullptr;
     }
     it = availability_contexts_.insert(
         std::make_pair(context->GetPresentationUrl(), context)).first;
   }
   return it->second.get();
 }
 
-void PresentationServiceImpl::GetScreenAvailability(
+void PresentationServiceImpl::ListenForScreenAvailability(
     const mojo::String& presentation_url,
     const ScreenAvailabilityMojoCallback& callback) {
-  DVLOG(2) << "GetScreenAvailability";
+  DVLOG(2) << "ListenForScreenAvailability";
   if (!delegate_) {
     callback.Run(presentation_url, false);
     return;
   }
 
   ScreenAvailabilityContext* context =
       GetOrCreateAvailabilityContext(presentation_url.get());
   if (!context) {
     callback.Run(presentation_url, false);
     return;
   }
   context->CallbackReceived(callback);
 }
 
-void PresentationServiceImpl::OnScreenAvailabilityListenerRemoved(
+void PresentationServiceImpl::RemoveScreenAvailabilityListener(
     const mojo::String& presentation_url) {
-  DVLOG(2) << "OnScreenAvailabilityListenerRemoved";
+  DVLOG(2) << "RemoveScreenAvailabilityListener";
   if (!delegate_)
     return;
 
   const std::string& presentation_url_str = presentation_url.get();
   auto it = availability_contexts_.find(presentation_url_str);
   if (it == availability_contexts_.end())
     return;
 
   delegate_->RemoveScreenAvailabilityListener(
       render_frame_host_->GetProcess()->GetID(),
@@ skipping 294 matching lines @@
     : presentation_url(presentation_url),
       presentation_id(presentation_id),
       callback(callback) {
 }
 
 PresentationServiceImpl::StartSessionRequest::~StartSessionRequest() {
 }
 
 }  // namespace content