Rename SkBitmapRegionDecoder and Create function

dm/DMSrcSink.h

Index: dm/DMSrcSink.h
diff --git a/dm/DMSrcSink.h b/dm/DMSrcSink.h
index a7cca8396a3de338300eb264c2e9a62d33ccd0d8..78c6b5c564ec8f22d08115afa7f2011b766b7cf2 100644
--- a/dm/DMSrcSink.h
+++ b/dm/DMSrcSink.h
@@ -12,7 +12,7 @@
 #include "SkBBHFactory.h"
 #include "SkBBoxHierarchy.h"
 #include "SkBitmap.h"
-#include "SkBitmapRegionDecoderInterface.h"
+#include "SkBitmapRegionDecoder.h"
 #include "SkCanvas.h"
 #include "SkData.h"
 #include "SkGPipe.h"
@@ -163,7 +163,7 @@ public:
         kDivisor_Mode,
     };
 
-    BRDSrc(Path, SkBitmapRegionDecoderInterface::Strategy, Mode, CodecSrc::DstColorType, uint32_t);
+    BRDSrc(Path, SkBitmapRegionDecoder::Strategy, Mode, CodecSrc::DstColorType, uint32_t);
 
     Error draw(SkCanvas*) const override;
     SkISize size() const override;
@@ -171,7 +171,7 @@ public:
     bool veto(SinkFlags) const override;
 private:
     Path                                     fPath;
-    SkBitmapRegionDecoderInterface::Strategy fStrategy;
+    SkBitmapRegionDecoder::Strategy          fStrategy;
     Mode                                     fMode;
     CodecSrc::DstColorType                   fDstColorType;
     uint32_t                                 fSampleSize;