Bug 1298655 - Add bindings for constructing nsCSSShadowArray; r=bholley

MozReview-Commit-ID: IFaQwuhsKqH

--HG--
extra : rebase_source : 4ecc974b4edef66a48ae1d46d2fec382994f6a29

layout/style/ServoBindings.cpp

@@ -856,6 +856,15 @@ Gecko_NewBasicShape(mozilla::StyleBasicShapeType aType)
 
 NS_IMPL_THREADSAFE_FFI_REFCOUNTING(nsStyleCoord::Calc, Calc);
 
+nsCSSShadowArray*
+Gecko_NewCSSShadowArray(uint32_t aLen)
+{
+  RefPtr<nsCSSShadowArray> arr = new(aLen) nsCSSShadowArray(aLen);
+  return arr.forget().take();
+}
+
+NS_IMPL_THREADSAFE_FFI_REFCOUNTING(nsCSSShadowArray, CSSShadowArray);
+
 #define STYLE_STRUCT(name, checkdata_cb)                                      \
                                                                               \
 void                                                                          \

layout/style/ServoBindings.h

@@ -264,6 +264,9 @@ mozilla::StyleBasicShape* Gecko_NewBasicShape(mozilla::StyleBasicShapeType type)
 void Gecko_FillAllBackgroundLists(nsStyleImageLayers* layers, uint32_t max_len);
 NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsStyleCoord::Calc, Calc);
 
+nsCSSShadowArray* Gecko_NewCSSShadowArray(uint32_t len);
+NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsCSSShadowArray, CSSShadowArray);
+
 // Style-struct management.
 #define STYLE_STRUCT(name, checkdata_cb)                                       \
   struct nsStyle##name;                                                        \

layout/style/nsStyleStruct.h

@@ -1111,7 +1111,7 @@ public:
     return true;
   }
 
-  NS_INLINE_DECL_REFCOUNTING(nsCSSShadowArray)
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsCSSShadowArray)
 
 private:
   uint32_t mLength;