Style Change: NULL->nullptr
DOCS_PREVIEW= https://skia.org/?cl=1316233002

Review URL: https://codereview.chromium.org/1316233002
diff --git a/src/pathops/SkDLineIntersection.cpp b/src/pathops/SkDLineIntersection.cpp
index bfbbc7e..6fbac97 100644
--- a/src/pathops/SkDLineIntersection.cpp
+++ b/src/pathops/SkDLineIntersection.cpp
@@ -235,12 +235,12 @@
         }
     }
     if (fAllowNear || result == 2) {
-        if ((t = line.nearPoint(leftPt, NULL)) >= 0) {
+        if ((t = line.nearPoint(leftPt, nullptr)) >= 0) {
             insert(t, (double) flipped, leftPt);
         }
         if (left != right) {
             const SkDPoint rightPt = { right, y };
-            if ((t = line.nearPoint(rightPt, NULL)) >= 0) {
+            if ((t = line.nearPoint(rightPt, nullptr)) >= 0) {
                 insert(t, (double) !flipped, rightPt);
             }
             for (int index = 0; index < 2; ++index) {
@@ -311,12 +311,12 @@
         }
     }
     if (fAllowNear || result == 2) {
-        if ((t = line.nearPoint(topPt, NULL)) >= 0) {
+        if ((t = line.nearPoint(topPt, nullptr)) >= 0) {
             insert(t, (double) flipped, topPt);
         }
         if (top != bottom) {
             SkDPoint bottomPt = { x, bottom };
-            if ((t = line.nearPoint(bottomPt, NULL)) >= 0) {
+            if ((t = line.nearPoint(bottomPt, nullptr)) >= 0) {
                 insert(t, (double) !flipped, bottomPt);
             }
             for (int index = 0; index < 2; ++index) {