abstract name of clipping ops, to transtion to a more restricted set

src/core/SkRecorder.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBigPicture.h"
 #include "SkCanvasPriv.h"
 #include "SkImage.h"
@@ skipping 384 matching lines @@
 void SkRecorder::didTranslate(SkScalar dx, SkScalar dy) {
     APPEND(Translate, dx, dy);
 }
 
 void SkRecorder::didTranslateZ(SkScalar z) {
 #ifdef SK_EXPERIMENTAL_SHADOWING
     APPEND(TranslateZ, z);
 #endif
 }
 
-void SkRecorder::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
+void SkRecorder::onClipRect(const SkRect& rect, ClipOp op, ClipEdgeStyle edgeStyle) {
     INHERITED(onClipRect, rect, op, edgeStyle);
-    SkRecords::RegionOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
+    SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
     APPEND(ClipRect, this->devBounds(), rect, opAA);
 }
 
-void SkRecorder::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
+void SkRecorder::onClipRRect(const SkRRect& rrect, ClipOp op, ClipEdgeStyle edgeStyle) {
     INHERITED(onClipRRect, rrect, op, edgeStyle);
-    SkRecords::RegionOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
+    SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
     APPEND(ClipRRect, this->devBounds(), rrect, opAA);
 }
 
-void SkRecorder::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
+void SkRecorder::onClipPath(const SkPath& path, ClipOp op, ClipEdgeStyle edgeStyle) {
     INHERITED(onClipPath, path, op, edgeStyle);
-    SkRecords::RegionOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
+    SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
     APPEND(ClipPath, this->devBounds(), path, opAA);
 }
 
-void SkRecorder::onClipRegion(const SkRegion& deviceRgn, SkRegion::Op op) {
+void SkRecorder::onClipRegion(const SkRegion& deviceRgn, ClipOp op) {
     INHERITED(onClipRegion, deviceRgn, op);
     APPEND(ClipRegion, this->devBounds(), deviceRgn, op);
 }
 
 sk_sp<SkSurface> SkRecorder::onNewSurface(const SkImageInfo&, const SkSurfaceProps&) {
     return nullptr;
 }