remove SkFloatToScalar macro

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

Author: caryclark@google.com

Review URL: https://codereview.chromium.org/85463005

git-svn-id: http://skia.googlecode.com/svn/trunk@12385 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/roundrects.cpp b/gm/roundrects.cpp
index 3f1c49e..7f5b9ea 100644
--- a/gm/roundrects.cpp
+++ b/gm/roundrects.cpp
@@ -128,9 +128,9 @@
 
     SkColor genColor(SkRandom* rand) {
         SkScalar hsv[3];
-        hsv[0] = SkFloatToScalar(rand->nextRangeF(0.0f, 360.0f));
-        hsv[1] = SkFloatToScalar(rand->nextRangeF(0.75f, 1.0f));
-        hsv[2] = SkFloatToScalar(rand->nextRangeF(0.75f, 1.0f));
+        hsv[0] = rand->nextRangeF(0.0f, 360.0f);
+        hsv[1] = rand->nextRangeF(0.75f, 1.0f);
+        hsv[2] = rand->nextRangeF(0.75f, 1.0f);
 
         return SkHSVToColor(hsv);
     }