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: Ia03e468888025b5cae3c0ee1995434515dbea387
diff --git a/include/gui/SurfaceComposerClient.h b/include/gui/SurfaceComposerClient.h
index ae5d69a..22e6b14 100644
--- a/include/gui/SurfaceComposerClient.h
+++ b/include/gui/SurfaceComposerClient.h
@@ -39,7 +39,7 @@
 class Composer;
 class IMemoryHeap;
 class ISurfaceComposerClient;
-class ISurfaceTexture;
+class IGraphicBufferProducer;
 class Region;
 
 // ---------------------------------------------------------------------------
@@ -122,7 +122,7 @@
     status_t    destroySurface(SurfaceID sid);
 
     static void setDisplaySurface(const sp<IBinder>& token,
-            const sp<ISurfaceTexture>& surface);
+            const sp<IGraphicBufferProducer>& bufferProducer);
     static void setDisplayLayerStack(const sp<IBinder>& token,
             uint32_t layerStack);