Hide SaveFlags from the public SkCanvas API.

src/core/SkPictureRecord.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPictureRecord.h"
 #include "SkTSearch.h"
 #include "SkPixelRef.h"
@@ skipping 493 matching lines @@
     offset = -offset;
     uint32_t opSize;
     DrawType op = peek_op_and_size(writer, offset, &opSize);
     if (SAVE_LAYER == op) {
         // not ready to cull these out yet (mrr)
         return false;
     }
     SkASSERT(SAVE == op);
     SkASSERT(kSaveSize == opSize);
 
+#ifdef SK_SUPPORT_LEGACY_SAVEFLAGS
     // get the save flag (last 4-bytes of the space allocated for the opSize)
     SkCanvas::SaveFlags saveFlags = (SkCanvas::SaveFlags) writer->readTAt<uint32_t>(offset + 4);
     if (SkCanvas::kMatrixClip_SaveFlag != saveFlags) {
         // This function's optimization is only correct for kMatrixClip style saves.
         // TODO: set checkMatrix & checkClip booleans here and then check for the
         // offending operations in the following loop.
         return false;
     }
+#endif
 
     // Walk forward until we get back to either a draw-verb (abort) or we hit
     // our restore (success).
     int32_t saveOffset = offset;
 
     offset += opSize;
     while (offset < restoreOffset) {
         op = peek_op_and_size(writer, offset, &opSize);
         if (is_drawing_op(op) || (SAVE_LAYER == op)) {
             // drawing verb, abort
@@ skipping 1275 matching lines @@
 void SkPictureRecord::validateRegions() const {
     int count = fRegions.count();
     SkASSERT((unsigned) count < 0x1000);
     for (int index = 0; index < count; index++) {
         const SkFlatData* region = fRegions[index];
         SkASSERT(region);
 //        region->validate();
     }
 }
 #endif