GrRenderTargetContext->GrSurfaceDrawContext

Just the class/files. variable names and additional comments to follow.

Change-Id: Ic03d07fd5009eaf3d706c2536486a117328963fc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/342617
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
diff --git a/src/gpu/GrDynamicAtlas.cpp b/src/gpu/GrDynamicAtlas.cpp
index 6521271..f171e1b 100644
--- a/src/gpu/GrDynamicAtlas.cpp
+++ b/src/gpu/GrDynamicAtlas.cpp
@@ -13,7 +13,7 @@
 #include "src/gpu/GrRectanizerPow2.h"
 #include "src/gpu/GrRectanizerSkyline.h"
 #include "src/gpu/GrRenderTarget.h"
-#include "src/gpu/GrRenderTargetContext.h"
+#include "src/gpu/GrSurfaceDrawContext.h"
 
 // Each Node covers a sub-rectangle of the final atlas. When a GrDynamicAtlas runs out of room, we
 // create a new Node the same size as all combined nodes in the atlas as-is, and then place the new
@@ -166,7 +166,7 @@
     return true;
 }
 
-std::unique_ptr<GrRenderTargetContext> GrDynamicAtlas::instantiate(
+std::unique_ptr<GrSurfaceDrawContext> GrDynamicAtlas::instantiate(
         GrOnFlushResourceProvider* onFlushRP, sk_sp<GrTexture> backingTexture) {
     SkASSERT(!this->isInstantiated());  // This method should only be called once.
     // Caller should have cropped any paths to the destination render target instead of asking for