Make all the codecs default profiles based on gDefaultProfileIsSRGB.

src/core/SkBitmapProvider.cpp

Index: src/core/SkBitmapProvider.cpp
diff --git a/src/core/SkBitmapProvider.cpp b/src/core/SkBitmapProvider.cpp
index 9f6eb94310a54741c1cf584b52fbc0a12b9180d9..d2c5013a10b530d3aad1558c1b4985ceec2e2d13 100644
--- a/src/core/SkBitmapProvider.cpp
+++ b/src/core/SkBitmapProvider.cpp
@@ -45,8 +45,7 @@ bool SkBitmapProvider::validForDrawing() const {
 
 SkImageInfo SkBitmapProvider::info() const {
     if (fImage) {
-        SkAlphaType at = fImage->isOpaque() ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
-        return SkImageInfo::MakeN32(fImage->width(), fImage->height(), at);
+        return as_IB(fImage)->onImageInfo();
     } else {
         return fBitmap.info();
     }