remove src/jumper

The distinction between SkJumper and SkRasterPipeline used
to be important, but it's no longer.  This CL moves everything
under src/jumper to the appropriate SkRasterPipeline file.

Change-Id: I1181fffafccb3dc4c4eb5f33b442c719ee370462
Reviewed-on: https://skia-review.googlesource.com/c/164627
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
diff --git a/src/codec/SkWebpCodec.cpp b/src/codec/SkWebpCodec.cpp
index 8ebbf43..c695e0a 100644
--- a/src/codec/SkWebpCodec.cpp
+++ b/src/codec/SkWebpCodec.cpp
@@ -7,7 +7,6 @@
 
 #include "SkWebpCodec.h"
 
-#include "../jumper/SkJumper.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkCodecAnimation.h"
@@ -339,8 +338,8 @@
                        SkAlphaType dstAt,
                        bool srcHasAlpha,
                        int width) {
-    SkJumper_MemoryCtx dst_ctx = { (void*)dst, 0 },
-                       src_ctx = { (void*)src, 0 };
+    SkRasterPipeline_MemoryCtx dst_ctx = { (void*)dst, 0 },
+                               src_ctx = { (void*)src, 0 };
 
     SkRasterPipeline_<256> p;