Added GM and Bench 

Added GM's and Bench


Added GM file nate_gradients.cpp

BUG=
R=reed@google.com, bsalomon@google.com

Author: dierk@google.com

Review URL: https://chromiumcodereview.appspot.com/18259012

git-svn-id: http://skia.googlecode.com/svn/trunk@9938 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/bench/GradientBench.cpp b/bench/GradientBench.cpp
index 2787edb..02df148 100644
--- a/bench/GradientBench.cpp
+++ b/bench/GradientBench.cpp
@@ -22,20 +22,11 @@
 };
 
 static const SkColor gColors[] = {
-    SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK
-};
-static const SkScalar gPos0[] = { 0, SK_Scalar1 };
-static const SkScalar gPos1[] = { SK_Scalar1/4, SK_Scalar1*3/4 };
-static const SkScalar gPos2[] = {
-    0, SK_Scalar1/8, SK_Scalar1/2, SK_Scalar1*7/8, SK_Scalar1
+    SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
 };
 
 static const GradData gGradData[] = {
     { 2, gColors, NULL },
-    { 2, gColors, gPos0 },
-    { 2, gColors, gPos1 },
-    { 5, gColors, NULL },
-    { 5, gColors, gPos2 }
 };
 
 /// Ignores scale