diff -up chromium-61.0.3163.79/cc/paint/paint_op_buffer.cc.kmaxskip chromium-61.0.3163.79/cc/paint/paint_op_buffer.cc
--- chromium-61.0.3163.79/cc/paint/paint_op_buffer.cc.kmaxskip	2017-09-14 09:28:18.594875170 -0400
+++ chromium-61.0.3163.79/cc/paint/paint_op_buffer.cc	2017-09-14 09:29:37.266072373 -0400
@@ -207,7 +207,7 @@ TYPES(M);
 #undef TYPES
 
 SkRect PaintOp::kUnsetRect = {SK_ScalarInfinity, 0, 0, 0};
-const size_t PaintOp::kMaxSkip;
+constexpr size_t PaintOp::kMaxSkip;
 
 std::string PaintOpTypeToString(PaintOpType type) {
   switch (type) {