Revert of Use transfer buffer for BatchAtlas texture copies

src/gpu/GrGpu.cpp

Index: src/gpu/GrGpu.cpp
diff --git a/src/gpu/GrGpu.cpp b/src/gpu/GrGpu.cpp
index 088641b908c5fd0567a262faea39f3e295b2417f..d062a48129df89d09a5b4b4c016d58c0e64fd52a 100644
--- a/src/gpu/GrGpu.cpp
+++ b/src/gpu/GrGpu.cpp
@@ -397,14 +397,14 @@
     return this->writePixels(surface, left, top, width, height, config, texels);
 }
 
-bool GrGpu::transferPixels(GrTexture* texture,
+bool GrGpu::transferPixels(GrSurface* surface,
                            int left, int top, int width, int height,
                            GrPixelConfig config, GrBuffer* transferBuffer,
                            size_t offset, size_t rowBytes) {
     SkASSERT(transferBuffer);
 
     this->handleDirtyContext();
-    if (this->onTransferPixels(texture, left, top, width, height, config,
+    if (this->onTransferPixels(surface, left, top, width, height, config,
                                transferBuffer, offset, rowBytes)) {
         fStats.incTransfersToTexture();
         return true;