add SK_ATTR_DEPRECATED -- will need to disable for chrome, since it triggers a warning

src/images/SkImageEncoder_argb.cpp

Index: src/images/SkImageEncoder_argb.cpp
diff --git a/src/images/SkImageEncoder_argb.cpp b/src/images/SkImageEncoder_argb.cpp
index 5abc23ce6fa08a23bac5bfe7be76c542ba06275f..97b741b8bf1d1717c31397f25e58ce6482a6ac59 100644
--- a/src/images/SkImageEncoder_argb.cpp
+++ b/src/images/SkImageEncoder_argb.cpp
@@ -87,7 +87,7 @@ static ScanlineImporter ChooseImporter(const SkBitmap::Config& config) {
 }
 
 bool SkARGBImageEncoder::onEncode(SkWStream* stream, const SkBitmap& bitmap, int) {
-    const SkBitmap::Config config = bitmap.getConfig();
+    const SkBitmap::Config config = bitmap.config();
     const ScanlineImporter scanline_import = ChooseImporter(config);
     if (NULL == scanline_import) {
         return false;