Change clear() to respect the clip

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 "SkRecorder.h"
 #include "SkPatchUtils.h"
 #include "SkPicture.h"
@@ skipping 100 matching lines @@
     return dst;
 }
 
 // As above, assuming and copying a terminating \0.
 template <>
 char* SkRecorder::copy(const char* src) {
     return this->copy(src, strlen(src)+1);
 }
 
 
-void SkRecorder::clear(SkColor color) {
-    APPEND(Clear, color);
-}
-
 void SkRecorder::drawPaint(const SkPaint& paint) {
     APPEND(DrawPaint, delay_copy(paint));
 }
 
 void SkRecorder::drawPoints(PointMode mode,
                             size_t count,
                             const SkPoint pts[],
                             const SkPaint& paint) {
     APPEND(DrawPoints, delay_copy(paint), mode, SkToUInt(count), this->copy(pts, count));
 }
@@ skipping 226 matching lines @@
     APPEND(EndCommentGroup);
 }
 
 bool SkRecorder::isDrawingToLayer() const {
     return fSaveLayerCount > 0;
 }
 
 void SkRecorder::drawData(const void* data, size_t length) {
     APPEND(DrawData, copy((const char*)data), length);
 }