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/LineBench.cpp b/bench/LineBench.cpp
index 7a54d3c..e69a40a 100644
--- a/bench/LineBench.cpp
+++ b/bench/LineBench.cpp
@@ -26,7 +26,7 @@
     SkPoint fPts[PTS];
 
 public:
-    LineBench(void* param, SkScalar width, bool doAA) : INHERITED(param) {
+    LineBench(SkScalar width, bool doAA)  {
         fStrokeWidth = width;
         fDoAA = doAA;
         fName.printf("lines_%g_%s", width, doAA ? "AA" : "BW");
@@ -59,8 +59,8 @@
     typedef SkBenchmark INHERITED;
 };
 
-DEF_BENCH(return new LineBench(p, 0,            false);)
-DEF_BENCH(return new LineBench(p, SK_Scalar1,   false);)
-DEF_BENCH(return new LineBench(p, 0,            true);)
-DEF_BENCH(return new LineBench(p, SK_Scalar1/2, true);)
-DEF_BENCH(return new LineBench(p, SK_Scalar1,   true);)
+DEF_BENCH(return new LineBench(0,            false);)
+DEF_BENCH(return new LineBench(SK_Scalar1,   false);)
+DEF_BENCH(return new LineBench(0,            true);)
+DEF_BENCH(return new LineBench(SK_Scalar1/2, true);)
+DEF_BENCH(return new LineBench(SK_Scalar1,   true);)