Rename GrAccelData to SkLayerInfo and move it to src/core

src/core/SkLayerInfo.cpp

Index: src/core/SkLayerInfo.cpp
diff --git a/src/gpu/GrPictureUtils.cpp b/src/core/SkLayerInfo.cpp
similarity index 54%
rename from src/gpu/GrPictureUtils.cpp
rename to src/core/SkLayerInfo.cpp
index e8e965bb57d51b32855b28601a9895e79de6ed62..d427fa7c2188621b2e3d82b2dba4cbfb82397617 100644
--- a/src/gpu/GrPictureUtils.cpp
+++ b/src/core/SkLayerInfo.cpp
@@ -5,15 +5,9 @@
  * found in the LICENSE file.
  */
 
-#include "GrPictureUtils.h"
+#include "SkLayerInfo.h"
 
-#include "SkBBoxHierarchy.h"
-#include "SkPaintPriv.h"
-#include "SkPatchUtils.h"
-#include "SkRecord.h"
-#include "SkRecords.h"
-
-SkPicture::AccelData::Key GrAccelData::ComputeAccelDataKey() {
+SkPicture::AccelData::Key SkLayerInfo::ComputeKey() {
     static const SkPicture::AccelData::Key gGPUID = SkPicture::AccelData::GenerateDomain();
 
     return gGPUID;