Change clear() to respect the clip

include/core/SkPicture.h

 
 /*
  * Copyright 2007 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPicture_DEFINED
@@ skipping 227 matching lines @@
     // V27: Remove SkUnitMapper from gradients (and skia).
     // V28: No longer call bitmap::flatten inside SkWriteBuffer::writeBitmap.
     // V29: Removed SaveFlags parameter from save().
     // V30: Remove redundant SkMatrix from SkLocalMatrixShader.
     // V31: Add a serialized UniqueID to SkImageFilter.
     // V32: Removed SkPaintOptionsAndroid from SkPaint
     // V33: Serialize only public API of effects.
     // V34: Add SkTextBlob serialization.
     // V35: Store SkRect (rather then width & height) in header
     // V36: Remove (obsolete) alphatype from SkColorTable
-    // V37: Added shadow only option to SkDropShadowImageFilter
-    //      Added PictureResolution and FilterLevel options to SkPictureImageFilter
+    // V37: Added shadow only option to SkDropShadowImageFilter (last version to record CLEAR)
+    // V37: Added PictureResolution and FilterLevel options to SkPictureImageFilter
 
     // Note: If the picture version needs to be increased then please follow the
     // steps to generate new SKPs in (only accessible to Googlers): http://goo.gl/qATVcw
 
     // Only SKPs within the min/current picture version range (inclusive) can be read.
     static const uint32_t MIN_PICTURE_VERSION = 35;     // Produced by Chrome M39.
     static const uint32_t CURRENT_PICTURE_VERSION = 38;
 
     void createHeader(SkPictInfo* info) const;
     static bool IsValidPictInfo(const SkPictInfo& info);
@@ skipping 37 matching lines @@
 
     friend class SkPictureRecorder;            // SkRecord-based constructor.
     friend class GrLayerHoister;               // access to fRecord
     friend class ReplaceDraw;
     friend class SkPictureUtils;
     friend class SkRecordedDrawable;
 };
 SK_COMPILE_ASSERT(sizeof(SkPicture) <= 96, SkPictureSize);
 
 #endif