Support comment groups in SkRecord.

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 19 matching lines @@
     M(Save)                                                         \
     M(SaveLayer)                                                    \
     M(PushCull)                                                     \
     M(PopCull)                                                      \
     M(SetMatrix)                                                    \
     M(ClipPath)                                                     \
     M(ClipRRect)                                                    \
     M(ClipRect)                                                     \
     M(ClipRegion)                                                   \
     M(Clear)                                                        \
+    M(BeginCommentGroup)                                            \
+    M(AddComment)                                                   \
+    M(EndCommentGroup)                                              \
     M(DrawBitmap)                                                   \
     M(DrawBitmapMatrix)                                             \
     M(DrawBitmapNine)                                               \
     M(DrawBitmapRectToRect)                                         \
     M(DrawDRRect)                                                   \
     M(DrawOval)                                                     \
     M(DrawPaint)                                                    \
     M(DrawPath)                                                     \
     M(DrawPatch)                                                    \
     M(DrawPicture)                                                  \
@@ skipping 154 matching lines @@
 RECORD0(PopCull);
 
 RECORD1(SetMatrix, SkMatrix, matrix);
 
 RECORD4(ClipPath,   SkIRect, devBounds, SkPath,   path,   SkRegion::Op, op, bool, doAA);
 RECORD4(ClipRRect,  SkIRect, devBounds, SkRRect,  rrect,  SkRegion::Op, op, bool, doAA);
 RECORD4(ClipRect,   SkIRect, devBounds, SkRect,   rect,   SkRegion::Op, op, bool, doAA);
 RECORD3(ClipRegion, SkIRect, devBounds, SkRegion, region, SkRegion::Op, op);
 
 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,
                     SkScalar, top);
 RECORD3(DrawBitmapMatrix, Optional<SkPaint>, paint, ImmutableBitmap, bitmap, SkMatrix, matrix);
 RECORD4(DrawBitmapNine, Optional<SkPaint>, paint,
                         ImmutableBitmap, bitmap,
                         SkIRect, center,
                         SkRect, dst);
@@ skipping 93 matching lines @@
 #undef RECORD0
 #undef RECORD1
 #undef RECORD2
 #undef RECORD3
 #undef RECORD4
 #undef RECORD5
 
 }  // namespace SkRecords
 
 #endif//SkRecords_DEFINED