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/blurroundrect.cpp b/gm/blurroundrect.cpp
index f5a7d21..6a466c9 100644
--- a/gm/blurroundrect.cpp
+++ b/gm/blurroundrect.cpp
@@ -111,7 +111,7 @@
     }
 
     virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
-        canvas->scale(SkFloatToScalar(1.5f), SkFloatToScalar(1.5f));
+        canvas->scale(1.5f, 1.5f);
 
         const int blurRadii[] = { 1, 3, 6, 10 };
         const int cornerRadii[] = { 1, 3, 6, 10 };