Allow native_viewport to create new native windows on demand on Android.

services/native_viewport/native_viewport_impl.cc

 // Copyright 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.
 
 #include "services/native_viewport/native_viewport_impl.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/time/time.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/converters/native_viewport/surface_configuration_type_converters.h"
+#include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/interface_factory.h"
 #include "services/gles2/gpu_state.h"
 #include "services/native_viewport/platform_viewport_headless.h"
 #include "ui/events/event.h"
 #include "ui/gl/gl_surface.h"
 
 namespace native_viewport {
 
 NativeViewportImpl::NativeViewportImpl(
+    mojo::ApplicationImpl* application,
     bool is_headless,
     const scoped_refptr<gles2::GpuState>& gpu_state,
     mojo::InterfaceRequest<mojo::NativeViewport> request)
-    : is_headless_(is_headless),
+    : application_(application),
+      is_headless_(is_headless),
       context_provider_(gpu_state),
       sent_metrics_(false),
       metrics_(mojo::ViewportMetrics::New()),
       binding_(this, request.Pass()),
-      weak_factory_(this) {
-}
+      weak_factory_(this) {}
 
 NativeViewportImpl::~NativeViewportImpl() {
   // Destroy the NativeViewport early on as it may call us back during
   // destruction and we want to be in a known state.
   platform_viewport_.reset();
 }
 
 void NativeViewportImpl::Create(
     mojo::SizePtr size,
     mojo::SurfaceConfigurationPtr requested_configuration,
     const CreateCallback& callback) {
   if (requested_configuration == nullptr)
     requested_configuration = mojo::SurfaceConfiguration::New();
 
   create_callback_ = callback;
   metrics_->size = size.Clone();
   context_provider_.set_surface_configuration(
       requested_configuration.To<gfx::SurfaceConfiguration>());
   if (is_headless_)
     platform_viewport_ = PlatformViewportHeadless::Create(this);
   else
-    platform_viewport_ = PlatformViewport::Create(this);
+    platform_viewport_ = PlatformViewport::Create(application_, this);
   platform_viewport_->Init(gfx::Rect(size.To<gfx::Size>()));
 }
 
 void NativeViewportImpl::RequestMetrics(
     const RequestMetricsCallback& callback) {
   if (!sent_metrics_) {
     callback.Run(metrics_.Clone());
     sent_metrics_ = true;
     return;
   }
@@ skipping 92 matching lines @@
 
 void NativeViewportImpl::OnDestroyed() {
   delete this;
 }
 
 void NativeViewportImpl::AckEvent(int32 pointer_id) {
   pointers_waiting_on_ack_.erase(pointer_id);
 }
 
 }  // namespace native_viewport