update SkRasterPipeline::run() to also take y

y isn't used yet.  This is just a warmup that updates the callers.

Change-Id: I78f4f44e2b82f72b3a39fa8a8bdadef1d1b8a99e
Reviewed-on: https://skia-review.googlesource.com/18381
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Mike Klein <mtklein@chromium.org>
diff --git a/bench/SkRasterPipelineBench.cpp b/bench/SkRasterPipelineBench.cpp
index df13018..39e7c91 100644
--- a/bench/SkRasterPipelineBench.cpp
+++ b/bench/SkRasterPipelineBench.cpp
@@ -59,7 +59,7 @@
         }
 
         while (loops --> 0) {
-            p.run(0,N);
+            p.run(0,0,N);
         }
     }
 };
@@ -89,11 +89,11 @@
         if (fCompile) {
             auto fn = p.compile();
             while (loops --> 0) {
-                fn(0,N);
+                fn(0,0,N);
             }
         } else {
             while (loops --> 0) {
-                p.run(0,N);
+                p.run(0,0,N);
             }
         }
     }
@@ -132,7 +132,7 @@
         p.append(SkRasterPipeline::parametric_b, &  to_2dot2);
 
         while (loops --> 0) {
-            p.run(0,N);
+            p.run(0,0,N);
         }
     }
 };
@@ -150,7 +150,7 @@
         p.append(SkRasterPipeline::to_srgb);
 
         while (loops --> 0) {
-            p.run(0,N);
+            p.run(0,0,N);
         }
     }
 };