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/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
index a485dda..7043404 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
@@ -97,7 +97,7 @@
 }
 
 status_t NuPlayerDriver::setVideoSurfaceTexture(
-        const sp<ISurfaceTexture> &surfaceTexture) {
+        const sp<IGraphicBufferProducer> &bufferProducer) {
     Mutex::Autolock autoLock(mLock);
 
     if (mResetInProgress) {
@@ -106,7 +106,7 @@
 
     mSetSurfaceInProgress = true;
 
-    mPlayer->setVideoSurfaceTextureAsync(surfaceTexture);
+    mPlayer->setVideoSurfaceTextureAsync(bufferProducer);
 
     while (mSetSurfaceInProgress) {
         mCondition.wait(mLock);