Eliminate MediaPlayer & MediaPlayerClient abstractions(rate, setRate and other APIs)

Source/web/WebMediaPlayerClientImpl.cpp

Index: Source/web/WebMediaPlayerClientImpl.cpp
diff --git a/Source/web/WebMediaPlayerClientImpl.cpp b/Source/web/WebMediaPlayerClientImpl.cpp
index ce4a9341a33b358954fe4897dfa37803f1a51bbc..5a07e6a3d0cb7f2d3dab686f93beb7a444c62677 100644
--- a/Source/web/WebMediaPlayerClientImpl.cpp
+++ b/Source/web/WebMediaPlayerClientImpl.cpp
@@ -196,6 +196,8 @@ void WebMediaPlayerClientImpl::load(WebMediaPlayer::LoadType loadType, const WTF
 
     m_webMediaPlayer->setPoster(poster);
 
+    m_webMediaPlayer->setRate(mediaElement().playbackRate());
+
 #if OS(ANDROID)
     m_usePaintOnAndroid = (loadType != WebMediaPlayer::LoadTypeMediaStream);
 #endif
@@ -244,18 +246,6 @@ bool WebMediaPlayerClientImpl::seeking() const
     return false;
 }
 
-double WebMediaPlayerClientImpl::rate() const
-{
-    return m_rate;
-}
-
-void WebMediaPlayerClientImpl::setRate(double rate)
-{
-    m_rate = rate;
-    if (m_webMediaPlayer)
-        m_webMediaPlayer->setRate(rate);
-}
-
 bool WebMediaPlayerClientImpl::paused() const
 {
     if (m_webMediaPlayer)
@@ -290,25 +280,6 @@ MediaPlayer::ReadyState WebMediaPlayerClientImpl::readyState() const
     return MediaPlayer::HaveNothing;
 }
 
-double WebMediaPlayerClientImpl::maxTimeSeekable() const
-{
-    if (m_webMediaPlayer)
-        return m_webMediaPlayer->maxTimeSeekable();
-    return 0.0;
-}
-
-PassRefPtr<TimeRanges> WebMediaPlayerClientImpl::buffered() const
-{
-    if (m_webMediaPlayer)
-        return TimeRanges::create(m_webMediaPlayer->buffered());
-    return TimeRanges::create();
-}
-
-bool WebMediaPlayerClientImpl::didLoadingProgress() const
-{
-    return m_webMediaPlayer && m_webMediaPlayer->didLoadingProgress();
-}
-
 void WebMediaPlayerClientImpl::paint(GraphicsContext* context, const IntRect& rect)
 {
     // Normally GraphicsContext operations do nothing when painting is disabled.
@@ -412,7 +383,6 @@ void WebMediaPlayerClientImpl::paintOnAndroid(WebCore::GraphicsContext* context,
 WebMediaPlayerClientImpl::WebMediaPlayerClientImpl(MediaPlayerClient* client)
     : m_client(client)
     , m_preload(MediaPlayer::Auto)
-    , m_rate(1.0)
 #if OS(ANDROID)
     , m_usePaintOnAndroid(false)
 #endif