Pull the new r369476 of base library from Chromium

The merge was done against r369476 which corresponds to git commit
0471d0e2e2ef4a544a63481a389e1df33ea7c00a of Jan 14, 2016

Change-Id: Ie6894cf65424cc5ad115110faccd51602b2d1234
Reviewed-on: https://weave-review.googlesource.com/2225
Reviewed-by: Alex Vakulenko <avakulenko@google.com>
diff --git a/third_party/chromium/base/json/json_writer.cc b/third_party/chromium/base/json/json_writer.cc
index 8bf4c6f..be19c93 100644
--- a/third_party/chromium/base/json/json_writer.cc
+++ b/third_party/chromium/base/json/json_writer.cc
@@ -4,13 +4,17 @@
 
 #include "base/json/json_writer.h"
 
+#include <stdint.h>
+
 #include <cmath>
+#include <limits>
 
 #include "base/json/string_escape.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversion_utils.h"
 #include "base/values.h"
+#include "build/build_config.h"
 
 namespace base {
 
@@ -79,10 +83,10 @@
       bool result = node.GetAsDouble(&value);
       DCHECK(result);
       if (omit_double_type_preservation_ &&
-          value <= kint64max &&
-          value >= kint64min &&
+          value <= std::numeric_limits<int64_t>::max() &&
+          value >= std::numeric_limits<int64_t>::min() &&
           std::floor(value) == value) {
-        json_string_->append(Int64ToString(static_cast<int64>(value)));
+        json_string_->append(Int64ToString(static_cast<int64_t>(value)));
         return result;
       }
       std::string real = DoubleToString(value);