Revert of Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/effects/SkMatrixImageFilter.cpp

 /*
  * Copyright 2014 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.
  */
 
 #include "SkMatrixImageFilter.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 13 matching lines @@
     fFilterLevel(filterLevel) {
 }
 
 SkMatrixImageFilter* SkMatrixImageFilter::Create(const SkMatrix& transform,
                                                  SkPaint::FilterLevel filterLevel,
                                                  SkImageFilter* input,
                                                  uint32_t uniqueID) {
     return SkNEW_ARGS(SkMatrixImageFilter, (transform, filterLevel, input, uniqueID));
 }
 
+#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
+SkMatrixImageFilter::SkMatrixImageFilter(SkReadBuffer& buffer)
+  : INHERITED(1, buffer) {
+    buffer.readMatrix(&fTransform);
+    fFilterLevel = static_cast<SkPaint::FilterLevel>(buffer.readInt());
+}
+#endif
+
 SkFlattenable* SkMatrixImageFilter::CreateProc(SkReadBuffer& buffer) {
     SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1);
     SkMatrix matrix;
     buffer.readMatrix(&matrix);
     SkPaint::FilterLevel level = static_cast<SkPaint::FilterLevel>(buffer.readInt());
     return Create(matrix, level, common.getInput(0), common.uniqueID());
 }
 
 void SkMatrixImageFilter::flatten(SkWriteBuffer& buffer) const {
     this->INHERITED::flatten(buffer);
@@ skipping 76 matching lines @@
     SkRect floatBounds;
     matrix.mapRect(&floatBounds, SkRect::Make(src));
     SkIRect bounds = floatBounds.roundOut();
     if (getInput(0) && !getInput(0)->filterBounds(bounds, ctm, &bounds)) {
         return false;
     }
 
     *dst = bounds;
     return true;
 }