diff -up chromium-70.0.3538.67/sandbox/linux/BUILD.gn.sandboxpie chromium-70.0.3538.67/sandbox/linux/BUILD.gn

--- chromium-70.0.3538.67/sandbox/linux/BUILD.gn.sandboxpie	2018-10-18 12:14:05.766939769 -0400

+++ chromium-70.0.3538.67/sandbox/linux/BUILD.gn	2018-10-18 12:16:37.820027182 -0400

@@ -315,10 +315,16 @@ if (is_linux) {

       # For ULLONG_MAX

       "-std=gnu99",

+      "-fPIE",

+

       # These files have a suspicious comparison.

       # TODO fix this and re-enable this warning.

       "-Wno-sign-compare",

     ]

+

+    ldflags = [

+      "-pie",

+    ]

   }

 }