README.Linux.md: Add is_component_build flag to v8gen.py command
@@ -55,8 +55,7 @@ git checkout 5.6.326.12
gclient sync
# Setup GN
-tools/dev/v8gen.py -vv x64.release
-echo is_component_build = true >> out.gn/x64.release/args.gn
+tools/dev/v8gen.py -vv x64.release -- is_component_build=true
# Build
ninja -C out.gn/x64.release/