Mojo framework for AndroidOverlay.

content/browser/gpu/gpu_process_host_ui_shim.cc

 // Copyright (c) 2012 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/gpu/gpu_process_host_ui_shim.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/id_map.h"
 #include "base/lazy_instance.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
 #include "content/browser/compositor/gpu_process_transport_factory.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_helper.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/gpu_host_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "gpu/ipc/common/memory_stats.h"
 #include "ui/gfx/swap_result.h"
 
+#if defined(OS_ANDROID)
+#include "content/public/browser/android/java_interfaces.h"
+#include "media/mojo/interfaces/android_overlay.mojom.h"
+#include "services/service_manager/public/cpp/interface_provider.h"
+#include "services/service_manager/public/cpp/interface_registry.h"
+#endif
+
 #if defined(USE_OZONE)
 #include "ui/ozone/public/gpu_platform_support_host.h"
 #include "ui/ozone/public/ozone_platform.h"
 #endif
 
 namespace content {
 
 namespace {
 
 // One of the linux specific headers defines this as a macro.
@@ skipping 173 matching lines @@
 
   GpuDataManagerImpl::GetInstance()->UpdateGpuInfo(gpu_info);
 }
 
 void GpuProcessHostUIShim::OnVideoMemoryUsageStatsReceived(
     const gpu::VideoMemoryUsageStats& video_memory_usage_stats) {
   GpuDataManagerImpl::GetInstance()->UpdateVideoMemoryUsageStats(
       video_memory_usage_stats);
 }
 
+#if defined(OS_ANDROID)
+template <typename Interface>
+void BindJavaInterface(mojo::InterfaceRequest<Interface> request) {

[boliu, 2017/02/22 18:03:49]

these two should be in an anonymous namespace

[liberato (no reviews please), 2017/02/22 19:10:50]

Done.

+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
+  content::GetGlobalJavaInterfaces()->GetInterface(std::move(request));
+}
+
+// Binder which posts each request to the UI thread.
+template <typename Interface>
+void BindJavaInterfaceOnUIThread(mojo::InterfaceRequest<Interface> request) {
+  BrowserThread::GetTaskRunnerForThread(BrowserThread::UI)
+      ->PostTask(FROM_HERE, base::Bind(&BindJavaInterface<Interface>,
+                                       base::Passed(&request)));
+}
+#endif
+
+// static
+void GpuProcessHostUIShim::RegisterUIThreadMojoInterfaces(

[boliu, 2017/02/22 18:03:49]

This needs to be OS_ANDROID as well?

[liberato (no reviews please), 2017/02/22 19:10:49]

Done.

+    service_manager::InterfaceRegistry* registry) {
+  registry->AddInterface(base::Bind(
+      &BindJavaInterfaceOnUIThread<media::mojom::AndroidOverlayProvider>));
+}
+
 }  // namespace content