build: disable v8 untrusted code mitigations

chromiumcontent/args/native_mksnapshot.gn

@@ -3,6 +3,7 @@ is_component_build = false
 is_debug = false
 enable_linux_installer = false
 v8_use_snapshot = true
+v8_untrusted_code_mitigations = false
 enable_nacl = false
 if (target_cpu == "arm") {
   v8_snapshot_toolchain="//build/toolchain/linux:clang_arm"

chromiumcontent/args/shared_library.gn

@@ -36,6 +36,8 @@ v8_promise_internal_field_count = 1
 # Buffer::Data()
 v8_typed_array_max_size_in_heap = 0
 
+v8_untrusted_code_mitigations = false
+
 # Suppress the linking warning for arm64:
 # warning: libfreetype.so.6, needed by ../../build/linux/debian_jessie_arm64-sysroot/usr/lib/aarch64-linux-gnu/libfontconfig.so, may conflict with libfreetype.so.6
 if (target_cpu == "arm64") {

chromiumcontent/args/static_library.gn

@@ -40,6 +40,8 @@ v8_promise_internal_field_count = 1
 # Buffer::Data()
 v8_typed_array_max_size_in_heap = 0
 
+v8_untrusted_code_mitigations = false
+
 # Suppress the linking warning for arm64:
 # warning: libfreetype.so.6, needed by ../../build/linux/debian_jessie_arm64-sysroot/usr/lib/aarch64-linux-gnu/libfontconfig.so, may conflict with libfreetype.so.6
 if (target_cpu == "arm64") {