linux: Don't set PR_SET_NO_NEW_PRIVS when creating process, fixes #623.

atom/common/platform_util_linux.cc

@@ -19,6 +19,7 @@ void XDGUtil(const std::string& util, const std::string& arg) {
   argv.push_back(arg);
 
   base::LaunchOptions options;
+  options.allow_new_privs = true;
   // xdg-open can fall back on mailcap which eventually might plumb through
   // to a command that needs a terminal.  Set the environment variable telling
   // it that we definitely don't have a terminal available and that it should

script/lib/config.py

@@ -4,7 +4,7 @@ import platform
 import sys
 
 BASE_URL = 'https://gh-contractor-zcbenz.s3.amazonaws.com/libchromiumcontent'
-LIBCHROMIUMCONTENT_COMMIT = '2cf80c1743e370c12eb7bf078eb425f3cc355383'
+LIBCHROMIUMCONTENT_COMMIT = 'ef6f735cf946570a89bd6269121e1cd0911da4ab'
 
 ARCH = {
     'cygwin': '32bit',