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/libs/gui/ConsumerBase.cpp b/libs/gui/ConsumerBase.cpp
index 2e7c424..8f391aa 100644
--- a/libs/gui/ConsumerBase.cpp
+++ b/libs/gui/ConsumerBase.cpp
@@ -69,7 +69,7 @@
 
     status_t err = mBufferQueue->consumerConnect(proxy);
     if (err != NO_ERROR) {
-        CB_LOGE("SurfaceTexture: error connecting to BufferQueue: %s (%d)",
+        CB_LOGE("ConsumerBase: error connecting to BufferQueue: %s (%d)",
                 strerror(-err), err);
     } else {
         mBufferQueue->setConsumerName(mName);
@@ -233,4 +233,4 @@
     return err;
 }
 
-} // namespace android
\ No newline at end of file
+} // namespace android