Rename ISurfaceTexture and SurfaceTexture

The C++ class names don't match what the classes do, so rename
ISurfaceTexture to IGraphicBufferProducer, and SurfaceTexture to
GLConsumer.

Bug 7736700

Change-Id: I64520a55f8c09fe6215382ea361c539a9940cba5
diff --git a/include/media/IMediaPlayer.h b/include/media/IMediaPlayer.h
index 4ed1863..0cbd269 100644
--- a/include/media/IMediaPlayer.h
+++ b/include/media/IMediaPlayer.h
@@ -32,7 +32,7 @@
 class Parcel;
 class Surface;
 class IStreamSource;
-class ISurfaceTexture;
+class IGraphicBufferProducer;
 
 class IMediaPlayer: public IInterface
 {
@@ -46,7 +46,7 @@
     virtual status_t        setDataSource(int fd, int64_t offset, int64_t length) = 0;
     virtual status_t        setDataSource(const sp<IStreamSource>& source) = 0;
     virtual status_t        setVideoSurfaceTexture(
-                                    const sp<ISurfaceTexture>& surfaceTexture) = 0;
+                                    const sp<IGraphicBufferProducer>& bufferProducer) = 0;
     virtual status_t        prepareAsync() = 0;
     virtual status_t        start() = 0;
     virtual status_t        stop() = 0;