Remove uniqueID from all filter serialization.

src/effects/SkMorphologyImageFilter.cpp

Index: src/effects/SkMorphologyImageFilter.cpp
diff --git a/src/effects/SkMorphologyImageFilter.cpp b/src/effects/SkMorphologyImageFilter.cpp
index d2ec036ba79add76c51722b41c4ee30ad3e3d9d1..32d525a42a8e1b409534b1092002e05c4c3c7a77 100644
--- a/src/effects/SkMorphologyImageFilter.cpp
+++ b/src/effects/SkMorphologyImageFilter.cpp
@@ -24,9 +24,8 @@
 SkMorphologyImageFilter::SkMorphologyImageFilter(int radiusX,
                                                  int radiusY,
                                                  SkImageFilter* input,
-                                                 const CropRect* cropRect,
-                                                 uint32_t uniqueID)
-    : INHERITED(1, &input, cropRect, uniqueID), fRadius(SkISize::Make(radiusX, radiusY)) {
+                                                 const CropRect* cropRect)
+    : INHERITED(1, &input, cropRect), fRadius(SkISize::Make(radiusX, radiusY)) {
 }
 
 void SkMorphologyImageFilter::flatten(SkWriteBuffer& buffer) const {
@@ -254,14 +253,14 @@ SkFlattenable* SkErodeImageFilter::CreateProc(SkReadBuffer& buffer) {
     SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1);
     const int width = buffer.readInt();
     const int height = buffer.readInt();
-    return Create(width, height, common.getInput(0), &common.cropRect(), common.uniqueID());
+    return Create(width, height, common.getInput(0), &common.cropRect());
 }
 
 SkFlattenable* SkDilateImageFilter::CreateProc(SkReadBuffer& buffer) {
     SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1);
     const int width = buffer.readInt();
     const int height = buffer.readInt();
-    return Create(width, height, common.getInput(0), &common.cropRect(), common.uniqueID());
+    return Create(width, height, common.getInput(0), &common.cropRect());
 }
 
 #ifndef SK_IGNORE_TO_STRING