Revert of Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/effects/SkMorphologyImageFilter.cpp

 /*
  * Copyright 2012 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 "SkMorphologyImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkRect.h"
 #include "SkMorphology_opts.h"
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #include "GrInvariantOutput.h"
 #include "GrTexture.h"
 #include "GrTBackendProcessorFactory.h"
 #include "gl/GrGLProcessor.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 #include "effects/Gr1DKernelEffect.h"
 #endif
 
+#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
+SkMorphologyImageFilter::SkMorphologyImageFilter(SkReadBuffer& buffer)
+  : INHERITED(1, buffer) {
+    fRadius.fWidth = buffer.readInt();
+    fRadius.fHeight = buffer.readInt();
+    buffer.validate((fRadius.fWidth >= 0) &&
+                    (fRadius.fHeight >= 0));
+}
+#endif
+
 SkMorphologyImageFilter::SkMorphologyImageFilter(int radiusX,
                                                  int radiusY,
                                                  SkImageFilter* input,
                                                  const CropRect* cropRect,
                                                  uint32_t uniqueID)
     : INHERITED(1, &input, cropRect, uniqueID), fRadius(SkISize::Make(radiusX, radiusY)) {
 }
 
 void SkMorphologyImageFilter::flatten(SkWriteBuffer& buffer) const {
     this->INHERITED::flatten(buffer);
@@ skipping 555 matching lines @@
                                          SkBitmap* result, SkIPoint* offset) const {
     return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset);
 }
 
 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context& ctx,
                                         SkBitmap* result, SkIPoint* offset) const {
     return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset);
 }
 
 #endif