Refactor Clank cast code to use MediaNotificationManager

chrome/android/java/src/org/chromium/chrome/browser/media/remote/TransportControl.java

Index: chrome/android/java/src/org/chromium/chrome/browser/media/remote/TransportControl.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/media/remote/TransportControl.java b/chrome/android/java/src/org/chromium/chrome/browser/media/remote/TransportControl.java
deleted file mode 100644
index 98d1e382e99e410f6df00c7fdbe00ca287d3e37b..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/media/remote/TransportControl.java
+++ /dev/null
@@ -1,191 +0,0 @@
-// Copyright 2013 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.
-
-package org.chromium.chrome.browser.media.remote;
-
-import android.graphics.Bitmap;
-import android.text.TextUtils;
-
-import org.chromium.chrome.browser.media.remote.RemoteVideoInfo.PlayerState;
-
-import java.util.Set;
-import java.util.concurrent.CopyOnWriteArraySet;
-
-/**
- * TransportControl is an abstract base class for various UI views that are intended to control
- * video playback. TransportControl contains a number of setters that will update the
- * TransportControl's UI.
- * Call {@code TransportControl#addListener} with an implementation of
- * {@code TransportControl.Listener} to receive messages when the user interacts with the
- * TransportControl.
- */
-public abstract class TransportControl {
-
-    /**
-     * Base interface for classes that need to listen to transport control events.
-     */
-    public static interface Listener {
-        void onPlay();
-        void onPause();
-        void onSeek(long position);
-        void onStop();
-    }
-
-    // Initialized lazily to simplify testing. Should only ever be accessed through getListeners to
-    // ensure correct initialization.
-    private Set<Listener> mListeners;
-    private String mScreenName;
-    private String mError;
-    protected RemoteVideoInfo mVideoInfo;
-    private Bitmap mPosterBitmap;
-
-    /**
-     * @return the screen name previously assigned with {@link #setScreenName(String)}.
-     */
-    public final String getScreenName() {
-        return mScreenName;
-    }
-
-    /**
-     * Sets the name to display for the device on the TransportControl.
-     */
-    public final void setScreenName(String screenName) {
-        if (TextUtils.equals(mScreenName, screenName)) {
-            return;
-        }
-
-        mScreenName = screenName;
-        onScreenNameChanged();
-    }
-
-    /**
-     * @return the error message previously assigned with {@link #setError(String)}, or
-     * {@code null} if {@link #hasError()} returns {@code false}.
-     */
-    public final String getError() {
-        return mError;
-    }
-
-    /**
-     * Sets the error message to display on the TransportControl.
-     * Calling this method with {@code null} or an empty string is equivalent to calling
-     * {@link #clearError()}
-     */
-    public final void setError(String message) {
-        String newError = TextUtils.isEmpty(message) ? null : message;
-        if (TextUtils.equals(mError, newError)) {
-            return;
-        }
-
-        mError = newError;
-        onErrorChanged();
-    }
-
-    /**
-     * @return true if an error message is assigned to this TransportControl, otherwise false.
-     */
-    public final boolean hasError() {
-        return mError != null;
-    }
-
-    /**
-     * Clears the error message previously assigned by {@code #setError(String)}.
-     */
-    public final void clearError() {
-        setError(null);
-    }
-
-    /**
-     * @return the remote's video information previously assigned with
-     * {@link #setVideoInfo(RemoteVideoInfo)}, or {@code null} if the {@link RemoteVideoInfo}
-     * has not yet been assigned.
-     */
-    public final RemoteVideoInfo getVideoInfo() {
-        return mVideoInfo;
-    }
-
-    /**
-     * Sets the remote's video information to display on the TransportControl.
-     * @param videoInfo the video information to use.
-     */
-    public final void setVideoInfo(RemoteVideoInfo videoInfo) {
-        if (equal(mVideoInfo, videoInfo)) {
-            return;
-        }
-
-        mVideoInfo = videoInfo;
-        onVideoInfoChanged();
-    }
-
-    /**
-     * @return the poster bitmap previously assigned with {@link #setPosterBitmap(Bitmap)}, or
-     * {@code null} if the poster bitmap has not yet been assigned.
-     */
-    public final Bitmap getPosterBitmap() {
-        return mPosterBitmap;
-    }
-
-    /**
-     * Sets the poster bitmap to display on the TransportControl.
-     */
-    public final void setPosterBitmap(Bitmap posterBitmap) {
-        // Note that equality of bitmaps is simply an object comparison, so a copy will be treated
-        // as a new bitmap
-        if (equal(mPosterBitmap, posterBitmap)) {
-            return;
-        }
-
-        mPosterBitmap = posterBitmap;
-        onPosterBitmapChanged();
-    }
-
-    /**
-     * Registers a {@link Listener} with the TransportControl.
-     * @param listener the Listener to be registered.
-     */
-    public void addListener(Listener listener) {
-        getListeners().add(listener);
-    }
-
-    /**
-     * Unregisters a {@link Listener} previously registered with {@link #addListener(Listener)}.
-     * @param listener the Listener to be removed.
-     */
-    public void removeListener(Listener listener) {
-        getListeners().remove(listener);
-    }
-
-    /**
-     * Displays the TransportControl to the user.
-     * @param initialState the state of the player when this is called
-     */
-    public abstract void show(PlayerState initialState);
-
-    /**
-     * Hides the TransportControl.
-     */
-    public abstract void hide();
-
-    /**
-     * Updates the corresponding route controller.
-     */
-    public abstract void setRouteController(MediaRouteController controller);
-
-    /**
-     * @return the current list of listeners.
-     */
-    protected final Set<Listener> getListeners() {
-        if (mListeners == null) mListeners = new CopyOnWriteArraySet<Listener>();
-        return mListeners;
-    }
-
-    protected void onScreenNameChanged() {}
-    protected void onErrorChanged() {}
-    protected void onVideoInfoChanged() {}
-    protected void onPosterBitmapChanged() {}
-
-    private static boolean equal(Object a, Object b) {
-        return (a == null) ? (b == null) : a.equals(b);
-    }
-}