Revert of Revert of stop calling SkScalarDiv

tests/PathCoverageTest.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkMath.h"
 #include "SkPoint.h"
 #include "SkScalar.h"
@@ skipping 42 matching lines @@
     if (shift > MAX_COEFF_SHIFT) {
         shift = MAX_COEFF_SHIFT;
     }
     return 1 << shift;
 }
 
 static inline uint32_t compute_pointCount(SkScalar d, SkScalar tol) {
     if (d < tol) {
        return 1;
     } else {
-       int temp = SkScalarCeilToInt(SkScalarSqrt(SkScalarDiv(d, tol)));
+       int temp = SkScalarCeilToInt(SkScalarSqrt(d / tol));
        uint32_t count = SkMin32(SkNextPow2(temp), MAX_POINTS_PER_CURVE);
        return count;
     }
 }
 
 static uint32_t quadraticPointCount_EE(const SkPoint points[]) {
     int distance = estimate_distance(points);
     return estimate_pointCount(distance);
 }
 
@@ skipping 80 matching lines @@
     one_d_pe(gSawtooth, SK_ARRAY_COUNT(gSawtooth), reporter);
     one_d_pe(gOvalish, SK_ARRAY_COUNT(gOvalish), reporter);
     one_d_pe(gSharpSawtooth, SK_ARRAY_COUNT(gSharpSawtooth), reporter);
     one_d_pe(gRibbon, SK_ARRAY_COUNT(gRibbon), reporter);
 }
 
 DEF_TEST(PathCoverage, reporter) {
     TestQuadPointCount(reporter);
 
 }