Revert of Remove SK_SUPPORT_LEGACY_DEEPFLATTENING.

src/core/SkBlitter.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 "SkBlitter.h"
 #include "SkAntiRun.h"
 #include "SkColor.h"
@@ skipping 696 matching lines @@
 
         this->INHERITED::toString(str);
 
         str->append(")");
     }
 #endif
 
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(Sk3DShader)
 
 protected:
+#ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING
+    Sk3DShader(SkReadBuffer& buffer) : INHERITED(buffer) {
+        fProxy = buffer.readShader();
+        // Leaving this here until we bump the picture version, though this
+        // shader should never be recorded.
+        buffer.readColor();
+    }
+#endif
+
     virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE {
         buffer.writeFlattenable(fProxy);
     }
 
 private:
     SkShader*       fProxy;
 
     typedef SkShader INHERITED;
 };
 
@@ skipping 299 matching lines @@
     fShaderContext->~Context();
     SkShader::Context* ctx = fShader->createContext(rec, (void*)fShaderContext);
     if (NULL == ctx) {
         // Need a valid context in fShaderContext's storage, so we can later (or our caller) call
         // the in-place destructor.
         SkNEW_PLACEMENT_ARGS(fShaderContext, SkTransparentShaderContext, (*fShader, rec));
         return false;
     }
     return true;
 }