add kRGBA_F16_SkColorType

src/gpu/SkGr.cpp

Index: src/gpu/SkGr.cpp
diff --git a/src/gpu/SkGr.cpp b/src/gpu/SkGr.cpp
index 62b7ff14ea74ad4c6398e63386f4cccd37cd5e08..e4dc467e7f8b9ce2ccd27d5957f505371a515063 100644
--- a/src/gpu/SkGr.cpp
+++ b/src/gpu/SkGr.cpp
@@ -318,6 +318,8 @@ GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType ct, SkAlphaType, SkColorProf
             return kIndex_8_GrPixelConfig;
         case kGray_8_SkColorType:
             return kAlpha_8_GrPixelConfig; // TODO: gray8 support on gpu
+        case kRGBA_F16_SkColorType:
+            return kRGBA_half_GrPixelConfig;
     }
     SkASSERT(0);    // shouldn't get here
     return kUnknown_GrPixelConfig;