From df950b87e781daf92364afb22f13d87b18858c80 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Fri, 4 Aug 2017 11:33:49 -0700
Subject: Remove platform-specific IsFinite, JS_PortIsNan, and GetNan.

Because C++11 gives us std::isfinite(), std::isnan() and std::nan().

Bug: pdfium:459
Change-Id: I128f332ec908df6aff66ef76012288fd22d423ed
Reviewed-on: https://pdfium-review.googlesource.com/10190
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
---
 fpdfsdk/javascript/util.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'fpdfsdk/javascript/util.cpp')

diff --git a/fpdfsdk/javascript/util.cpp b/fpdfsdk/javascript/util.cpp
index 93e178e9b7..e00f9e1560 100644
--- a/fpdfsdk/javascript/util.cpp
+++ b/fpdfsdk/javascript/util.cpp
@@ -9,6 +9,7 @@
 #include <time.h>
 
 #include <algorithm>
+#include <cmath>
 #include <cwctype>
 #include <string>
 #include <vector>
@@ -395,7 +396,7 @@ bool util::scand(CJS_Runtime* pRuntime,
     dDate = CJS_PublicMethods::MakeRegularDate(sDate, sFormat, nullptr);
   }
 
-  if (!JS_PortIsNan(dDate)) {
+  if (!std::isnan(dDate)) {
     vRet = CJS_Value(pRuntime, CJS_Date(pRuntime, dDate));
   } else {
     vRet.SetNull(pRuntime);
-- 
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