(no bug) Fix some mis-indented lines in VectorImage.cpp. (whitespace-only, DONTBUILD)

image/src/VectorImage.cpp

@@ -250,9 +250,9 @@ public:
     , mImageFlags(aImageFlags)
   {}
   virtual bool operator()(gfxContext* aContext,
-                            const gfxRect& aFillRect,
-                            const GraphicsFilter& aFilter,
-                            const gfxMatrix& aTransform);
+                          const gfxRect& aFillRect,
+                          const GraphicsFilter& aFilter,
+                          const gfxMatrix& aTransform);
 private:
   nsRefPtr<SVGDocumentWrapper> mSVGDocumentWrapper;
   const nsIntRect              mViewport;