Change clear() to respect the clip

src/core/SkRecords.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkRecords_DEFINED
 #define SkRecords_DEFINED
 
@@ skipping 216 matching lines @@
     SkRegion::Op op : 31;  // This really only needs to be 3, but there's no win today to do so.
     unsigned     aa :  1;  // MSVC won't pack an enum with an bool, so we call this an unsigned.
 };
 SK_COMPILE_ASSERT(sizeof(RegionOpAndAA) == 4, RegionOpAndAASize);
 
 RECORD3(ClipPath,   SkIRect, devBounds, BoundedPath, path, RegionOpAndAA, opAA);
 RECORD3(ClipRRect,  SkIRect, devBounds, SkRRect,    rrect, RegionOpAndAA, opAA);
 RECORD3(ClipRect,   SkIRect, devBounds, SkRect,      rect, RegionOpAndAA, opAA);
 RECORD3(ClipRegion, SkIRect, devBounds, SkRegion,  region, SkRegion::Op,    op);
 
+// Picture version 37 was last to record this op-code; clear is now non-virtual
 RECORD1(Clear, SkColor, color);
 
 RECORD1(BeginCommentGroup, PODArray<char>, description);
 RECORD2(AddComment, PODArray<char>, key, PODArray<char>, value);
 RECORD0(EndCommentGroup);
 
 // While not strictly required, if you have an SkPaint, it's fastest to put it first.
 RECORD4(DrawBitmap, Optional<SkPaint>, paint,
                     ImmutableBitmap, bitmap,
                     SkScalar, left,
@@ skipping 100 matching lines @@
 #undef RECORD0
 #undef RECORD1
 #undef RECORD2
 #undef RECORD3
 #undef RECORD4
 #undef RECORD5
 
 }  // namespace SkRecords
 
 #endif//SkRecords_DEFINED