diff --git a/.gn b/.gn
index e15f3c5b8d..d078116168 100644
--- a/.gn
+++ b/.gn
@@ -34,6 +34,7 @@ exec_script_whitelist = [
   "//build/config/linux/BUILD.gn",
   "//build/config/linux/pkg_config.gni",
   "//build/config/mac/mac_sdk.gni",
+  "//build/config/posix/BUILD.gn",
   "//build/config/win/visual_studio_version.gni",
   "//build/gn_helpers.py",
   "//build/gypi_to_gn.py",
diff --git a/DEPS b/DEPS
index 9a4bd71461..5e6d6a9c9e 100644
--- a/DEPS
+++ b/DEPS
@@ -6,7 +6,7 @@
 vars = {
   'extra_gyp_flag': '-Dextra_gyp_flag=0',
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': '4ce3c08e29d8d499efc8b94ed179f34502310881',
+  'chromium_revision': 'ca4c3396f0caa1c00462836a87623216e1ce3c4f',
 }
 
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than