[ScreenOrientation] Merge mojo interface ScreenOrientationListener into ScreenOrientation

content/browser/screen_orientation/screen_orientation_listener_android.cc

Index: content/browser/screen_orientation/screen_orientation_listener_android.cc
diff --git a/content/browser/screen_orientation/screen_orientation_listener_android.cc b/content/browser/screen_orientation/screen_orientation_listener_android.cc
deleted file mode 100644
index 850e89e5b9fb509d99fb202917a7658d8337794a..0000000000000000000000000000000000000000
--- a/content/browser/screen_orientation/screen_orientation_listener_android.cc
+++ /dev/null
@@ -1,46 +0,0 @@
-// 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 "content/browser/screen_orientation/screen_orientation_listener_android.h"
-
-#include "base/message_loop/message_loop.h"
-#include "content/browser/screen_orientation/screen_orientation_delegate_android.h"
-#include "content/common/screen_orientation_messages.h"
-
-namespace content {
-
-ScreenOrientationListenerAndroid::ScreenOrientationListenerAndroid()
-    : BrowserMessageFilter(ScreenOrientationMsgStart),
-      BrowserAssociatedInterface<device::mojom::ScreenOrientationListener>(
-          this,
-          this),
-      listeners_count_(0) {}
-
-ScreenOrientationListenerAndroid::~ScreenOrientationListenerAndroid() {
-  DCHECK(base::MessageLoopForIO::IsCurrent());
-  if (listeners_count_ > 0)
-    ScreenOrientationDelegateAndroid::StopAccurateListening();
-}
-
-bool ScreenOrientationListenerAndroid::OnMessageReceived(
-    const IPC::Message& message) {
-  return false;
-}
-
-void ScreenOrientationListenerAndroid::Start() {
-  DCHECK(base::MessageLoopForIO::IsCurrent());
-  ++listeners_count_;
-  if (listeners_count_ == 1)
-    ScreenOrientationDelegateAndroid::StartAccurateListening();
-}
-
-void ScreenOrientationListenerAndroid::Stop() {
-  DCHECK(base::MessageLoopForIO::IsCurrent());
-  DCHECK(listeners_count_ > 0);
-  --listeners_count_;
-  if (listeners_count_ == 0)
-    ScreenOrientationDelegateAndroid::StopAccurateListening();
-}
-
-}  // namespace content