Implement screen capture for android

media/screen_capture/android/screen_capture_device_android.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 "media/screen_capture/android/screen_capture_device_android.h"
+
+#include "base/logging.h"
+#include "media/screen_capture/android/screen_capture_machine_android.h"
+
+namespace media {
+
+ScreenCaptureDeviceAndroid::ScreenCaptureDeviceAndroid() {
+  ScreenCaptureMachineAndroid* machine = new ScreenCaptureMachineAndroid();
+  core_.reset(
+      new content::ContentVideoCaptureDeviceCore(make_scoped_ptr(machine)));
+}
+
+ScreenCaptureDeviceAndroid::~ScreenCaptureDeviceAndroid() {
+  DVLOG(2) << "ScreenCaptureDeviceAndroid@" << this << " destroying.";
+}
+
+void ScreenCaptureDeviceAndroid::AllocateAndStart(
+    const media::VideoCaptureParams& params,
+    scoped_ptr<Client> client) {
+  DVLOG(1) << "Allocating " << params.requested_format.frame_size.ToString();
+  core_->AllocateAndStart(params, client.Pass());
+}
+
+void ScreenCaptureDeviceAndroid::StopAndDeAllocate() {
+  core_->StopAndDeAllocate();
+}
+
+}  // namespace content