Dawn backend: update to recent Skia changes.

Change-Id: I0cdeb89c3b1efe4d59c65a14cca40a7c4b562972
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/232023
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>
diff --git a/src/gpu/dawn/GrDawnGpuCommandBuffer.cpp b/src/gpu/dawn/GrDawnGpuCommandBuffer.cpp
index 694e67a..d2db9a6 100644
--- a/src/gpu/dawn/GrDawnGpuCommandBuffer.cpp
+++ b/src/gpu/dawn/GrDawnGpuCommandBuffer.cpp
@@ -81,10 +81,12 @@
     SkASSERT(!"unimplemented");
 }
 
-void GrDawnGpuRTCommandBuffer::transferFrom(const SkIRect& srcRect, GrColorType bufferColorType,
+void GrDawnGpuRTCommandBuffer::transferFrom(const SkIRect& srcRect, GrColorType surfaceColorType,
+                                            GrColorType bufferColorType,
                                             GrGpuBuffer* transferBuffer, size_t offset) {
     fGpu->transferPixelsFrom(fRenderTarget, srcRect.fLeft, srcRect.fTop, srcRect.width(),
-                             srcRect.height(), bufferColorType, transferBuffer, offset);
+                             srcRect.height(), surfaceColorType, bufferColorType, transferBuffer,
+                             offset);
 }
 
 void GrDawnGpuRTCommandBuffer::onClearStencilClip(const GrFixedClip& clip, bool insideStencilMask) {