Revert of stop calling SkScalarDiv

src/effects/SkDashPathEffect.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDashPathEffect.h"
 
 #include "SkDashPathPriv.h"
@@ skipping 230 matching lines @@
                     len2 -= clampedInitialDashLength;
                 }
                 len2 -= fIntervals[1];  // also skip first space
                 if (len2 < 0) {
                     len2 = 0;
                 }
             } else {
                 len2 -= clampedInitialDashLength; // skip initial partial empty
             }
         }
-        int numMidPoints = SkScalarFloorToInt(len2 / fIntervalLength);
+        int numMidPoints = SkScalarFloorToInt(SkScalarDiv(len2, fIntervalLength));
         results->fNumPoints += numMidPoints;
         len2 -= numMidPoints * fIntervalLength;
         bool partialLast = false;
         if (len2 > 0) {
             if (len2 < fIntervals[0]) {
                 partialLast = true;
             } else {
                 ++numMidPoints;
                 ++results->fNumPoints;
             }
@@ skipping 114 matching lines @@
     str->appendf("count: %d phase %.2f intervals: (", fCount, fPhase);
     for (int i = 0; i < fCount; ++i) {
         str->appendf("%.2f", fIntervals[i]);
         if (i < fCount-1) {
             str->appendf(", ");
         }
     }
     str->appendf("))");
 }
 #endif