Fix DMSrcSink bug

We want to request premultiplied decodes.

BUG=skia:

Review URL: https://codereview.chromium.org/1419403003

diff --git a/dm/DMSrcSink.cpp b/dm/DMSrcSink.cpp
index cf9a6a2a2c8d840e5ad8c733821e3623a0672047..e0ec5e139ce988d07a8dbfe76a34b0ba2611a279 100644 (file)
--- a/dm/DMSrcSink.cpp
+++ b/dm/DMSrcSink.cpp
@@ -264,7 +264,7 @@ bool get_decode_info(SkImageInfo* decodeInfo, const SkImageInfo& defaultInfo,
 
     // FIXME: Currently we cannot draw unpremultiplied sources.
     if (decodeInfo->alphaType() == kUnpremul_SkAlphaType) {
-        decodeInfo->makeAlphaType(kPremul_SkAlphaType);
+        *decodeInfo = decodeInfo->makeAlphaType(kPremul_SkAlphaType);
     }
     return true;
 }