Refactoring: get rid of the SkBenchmark void* parameter.

While I was doing massive sed-ing, I also converted every bench to use DEF_BENCH instead of registering the ugly manual way.

BUG=
R=scroggo@google.com

Review URL: https://codereview.chromium.org/23876006

git-svn-id: http://skia.googlecode.com/svn/trunk@11263 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/bench/PerlinNoiseBench.cpp b/bench/PerlinNoiseBench.cpp
index 605acf4..7cbe5f8 100644
--- a/bench/PerlinNoiseBench.cpp
+++ b/bench/PerlinNoiseBench.cpp
@@ -12,7 +12,7 @@
     SkISize fSize;
 
 public:
-    PerlinNoiseBench(void* param) : INHERITED(param) {
+    PerlinNoiseBench()  {
         fSize = SkISize::Make(80, 80);
     }
 
@@ -59,4 +59,4 @@
 
 ///////////////////////////////////////////////////////////////////////////////
 
-DEF_BENCH( return new PerlinNoiseBench(p); )
+DEF_BENCH( return new PerlinNoiseBench(); )