Revert of Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/effects/SkColorFilters.cpp

 /*
  * Copyright 2006 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 "SkBlitRow.h"
 #include "SkColorFilter.h"
 #include "SkColorPriv.h"
@@ skipping 66 matching lines @@
     virtual GrFragmentProcessor* asFragmentProcessor(GrContext*) const SK_OVERRIDE;
 #endif
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkModeColorFilter)
 
 protected:
     virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE {
         buffer.writeColor(fColor);
         buffer.writeUInt(fMode);
     }
 
+#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
+    SkModeColorFilter(SkReadBuffer& buffer) {
+        fColor = buffer.readColor();
+        fMode = (SkXfermode::Mode)buffer.readUInt();
+        if (buffer.isValid()) {
+            this->updateCache();
+            buffer.validate(SkIsValidMode(fMode));
+        }
+    }
+#endif
+
 private:
     SkColor             fColor;
     SkXfermode::Mode    fMode;
     // cache
     SkPMColor           fPMColor;
     SkXfermodeProc      fProc;
     SkXfermodeProc16    fProc16;
 
     void updateCache() {
         fPMColor = SkPreMultiplyColor(fColor);
@@ skipping 442 matching lines @@
     matrix.postTranslate(SkIntToScalar(SkColorGetR(add)),
                          SkIntToScalar(SkColorGetG(add)),
                          SkIntToScalar(SkColorGetB(add)),
                          0);
     return SkColorMatrixFilter::Create(matrix);
 }
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkColorFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkModeColorFilter)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END