Missing overrides for Sinks in HWUI.

dm/DMSrcSinkAndroid.h

Index: dm/DMSrcSinkAndroid.h
diff --git a/dm/DMSrcSinkAndroid.h b/dm/DMSrcSinkAndroid.h
index bd4adcbe2433da27873586ce6e621e271ac184ad..02eb1c98c1b07a1fe4c55d4e8452e0abe3d1b316 100644
--- a/dm/DMSrcSinkAndroid.h
+++ b/dm/DMSrcSinkAndroid.h
@@ -25,6 +25,7 @@ public:
     Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
     int enclave() const override { return kGPU_Enclave; }
     const char* fileExtension() const override { return "png"; }
+    SinkFlags flags() const override { return SinkFlags{ SinkFlags::kGPU, SinkFlags::kDirect }; }
 };
 
 /*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
@@ -38,6 +39,11 @@ public:
     Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
     int enclave() const override { return fSink->enclave(); }
     const char* fileExtension() const override { return fSink->fileExtension(); }
+    SinkFlags flags() const override {
+        SinkFlags flags = fSink->flags();
+        flags.approach = SinkFlags::kIndirect;
+        return flags;
+    }
 
 private:
     SkAutoTDelete<Sink> fSink;