Add dm target to BUILD and refactor BUILD file. Fix blaze compilation errors.

src/codec/SkCodec_libgif.cpp

Index: src/codec/SkCodec_libgif.cpp
diff --git a/src/codec/SkCodec_libgif.cpp b/src/codec/SkCodec_libgif.cpp
index 018789155879f6ee7c38a7140567bbc5a112516a..c8a12f9d7dee5bf86107ffd5e70e7fce372dca92 100644
--- a/src/codec/SkCodec_libgif.cpp
+++ b/src/codec/SkCodec_libgif.cpp
@@ -237,6 +237,7 @@ SkGifCodec::SkGifCodec(const SkImageInfo& srcInfo, SkStream* stream, GifFileType
     : INHERITED(srcInfo, stream)
     , fGif(gif)
     , fSrcBuffer(new uint8_t[this->getInfo().width()])
+    , fFrameRect(frameRect)
     // If it is valid, fTransIndex will be used to set fFillIndex.  We don't know if
     // fTransIndex is valid until we process the color table, since fTransIndex may
     // be greater than the size of the color table.
@@ -244,10 +245,9 @@ SkGifCodec::SkGifCodec(const SkImageInfo& srcInfo, SkStream* stream, GifFileType
     // Default fFillIndex is 0.  We will overwrite this if fTransIndex is valid, or if
     // there is a valid background color.
     , fFillIndex(0)
-    , fFrameRect(frameRect)
     , fFrameIsSubset(frameIsSubset)
-    , fColorTable(NULL)
     , fSwizzler(NULL)
+    , fColorTable(NULL)
 {}
 
 bool SkGifCodec::onRewind() {