Remove GrContext references from blink

Change-Id: Ic258eb1562dc776805d1530c480493b0739ffba1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2423062
Auto-Submit: Adlai Holler <adlai@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Cr-Commit-Position: refs/heads/master@{#809408}

third_party/blink/renderer/platform/graphics/gpu/drawing_buffer.cc

@@ -63,7 +63,6 @@
 #include "third_party/blink/renderer/platform/wtf/functional.h"
 #include "third_party/skia/include/core/SkPixmap.h"
 #include "third_party/skia/include/core/SkSurface.h"
-#include "third_party/skia/include/gpu/GrContext.h"
 #include "third_party/skia/include/gpu/gl/GrGLTypes.h"
 #include "v8/include/v8.h"
 

third_party/blink/renderer/platform/graphics/gpu/graphics_context_3d_utils.cc

@@ -9,8 +9,6 @@
 #include "third_party/blink/renderer/platform/graphics/gpu/shared_gpu_context.h"
 #include "third_party/blink/renderer/platform/graphics/web_graphics_context_3d_provider_wrapper.h"
 #include "third_party/blink/renderer/platform/runtime_enabled_features.h"
-#include "third_party/skia/include/core/SkImage.h"
-#include "third_party/skia/include/gpu/GrContext.h"
 
 namespace blink {
 

third_party/blink/renderer/platform/graphics/static_bitmap_image.cc

@@ -15,7 +15,6 @@
 #include "third_party/skia/include/core/SkImage.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkSurface.h"
-#include "third_party/skia/include/gpu/GrContext.h"
 #include "v8/include/v8.h"
 
 namespace blink {