Lighting filter uses input on raster path

src/effects/SkLightingImageFilter.cpp

Index: src/effects/SkLightingImageFilter.cpp
diff --git a/src/effects/SkLightingImageFilter.cpp b/src/effects/SkLightingImageFilter.cpp
index f81cc1c914b7b426e0fe586319ea2d64f2c2593e..4f05d2569e23b023d27feef227873e9a331ce0d2 100644
--- a/src/effects/SkLightingImageFilter.cpp
+++ b/src/effects/SkLightingImageFilter.cpp
@@ -910,11 +910,17 @@ void SkDiffuseLightingImageFilter::flatten(SkFlattenableWriteBuffer& buffer) con
     buffer.writeScalar(fKD);
 }
 
-bool SkDiffuseLightingImageFilter::onFilterImage(Proxy*,
-                                                 const SkBitmap& src,
+bool SkDiffuseLightingImageFilter::onFilterImage(Proxy* proxy,
+                                                 const SkBitmap& source,
                                                  const SkMatrix& ctm,
                                                  SkBitmap* dst,
                                                  SkIPoint* offset) {
+    SkImageFilter* input = getInput(0);
+    SkBitmap src = source;
+    if (input && !input->filterImage(proxy, source, ctm, &src, offset)) {
+        return false;
+    }
+
     if (src.config() != SkBitmap::kARGB_8888_Config) {
         return false;
     }
@@ -988,11 +994,17 @@ void SkSpecularLightingImageFilter::flatten(SkFlattenableWriteBuffer& buffer) co
     buffer.writeScalar(fShininess);
 }
 
-bool SkSpecularLightingImageFilter::onFilterImage(Proxy*,
-                                                  const SkBitmap& src,
+bool SkSpecularLightingImageFilter::onFilterImage(Proxy* proxy,
+                                                  const SkBitmap& source,
                                                   const SkMatrix& ctm,
                                                   SkBitmap* dst,
                                                   SkIPoint* offset) {
+    SkImageFilter* input = getInput(0);
+    SkBitmap src = source;
+    if (input && !input->filterImage(proxy, source, ctm, &src, offset)) {
+        return false;
+    }
+
     if (src.config() != SkBitmap::kARGB_8888_Config) {
         return false;
     }