Revert of SkScaledCodec class

include/codec/SkCodec.h

Index: include/codec/SkCodec.h
diff --git a/include/codec/SkCodec.h b/include/codec/SkCodec.h
index 3465c1df5bc1df588e728dafd2622bbd097e6cd8..a0bd18a8e59cb3fda66531c10b2aca71e35addbd 100644
--- a/include/codec/SkCodec.h
+++ b/include/codec/SkCodec.h
@@ -51,8 +51,6 @@
      *  Return a size that approximately supports the desired scale factor.
      *  The codec may not be able to scale efficiently to the exact scale
      *  factor requested, so return a size that approximates that scale.
-     *  The returned value is the codec's suggestion for the closest valid
-     *  scale that it can natively support
      */
     SkISize getScaledDimensions(float desiredScale) const {
         return this->onGetScaledDimensions(desiredScale);