remove SkFloatToScalar macro

src/utils/SkPathUtils.cpp

 /*
  *  CAUTION: EXPERIMENTAL CODE
  *
  *  This code is not to be used and will not be supported
  *  if it fails on you. DO NOT USE!
  *
  */
 
 #include "SkPathUtils.h"
 
@@ skipping 37 matching lines @@
     }
 }
 
 static void Line2path_pixelCircle(SkPath* path, const char* line,
                                   int lineIdx, int width) {
     for (int i = 0; i < width; ++i) {
         // simply makes every ON pixel into a circle path
         if (GetBit(line,i)) {
             path->addCircle(i + SK_ScalarHalf,
                             lineIdx + SK_ScalarHalf,
-                            SkFloatToScalar(SQRT_2 / 2.0f));
+                            SQRT_2 / 2.0f);
         }
     }
 }
 */
 
 static void Line2path_span(SkPath* path, const char* line,
                            int lineIdx, int width) {
     bool inRun = 0;
     int start = 1;
 
@@ skipping 74 matching lines @@
 
         } else if ( GetBit(line,w-1) ) { // if last pixel on add rect
             // add the thing here
             region.op(SkIRect::MakeXYWH(w-1, y, 1, 1),
                       SkRegion::kUnion_Op );
         }
     }
     // convert region to path
     region.getBoundaryPath(path);
 }