fold params into StageRec

pre-CL before trying to add a hint-rect field to allow shaders to "optimize"
their stages for a given restriction in device space
- e.g. if the shader's intrinsic domain is contained, it won't need to tile/clamp


Bug: skia:
Change-Id: Ia2da557691da25f31e4b9e3f53c3bc6709b89083
Reviewed-on: https://skia-review.googlesource.com/40224
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/core/SkRasterPipelineBlitter.cpp b/src/core/SkRasterPipelineBlitter.cpp
index 863fb92..1444b8f 100644
--- a/src/core/SkRasterPipelineBlitter.cpp
+++ b/src/core/SkRasterPipelineBlitter.cpp
@@ -119,7 +119,7 @@
                                                is_opaque, is_constant);
     }
 
-    if (shader->appendStages(&shaderPipeline, dstCS, alloc, ctm, paint)) {
+    if (shader->appendStages({&shaderPipeline, alloc, dstCS, paint, nullptr, ctm})) {
         if (paintColor.a() != 1.0f) {
             shaderPipeline.append(SkRasterPipeline::scale_1_float,
                                   alloc->make<float>(paintColor.a()));