devops: fix archiving of Chromium Linux Arm64 build (#9980)

browser_patches/chromium/archive.sh

@@ -64,10 +64,14 @@ function archive_compiled_chromium() {
     CHROMIUM_FOLDER_NAME="chrome-mac"
     IFS=$'\n' CHROMIUM_FILES_TO_ARCHIVE=($(node "${SCRIPT_PATH}/compute_files_to_archive.js" "${CR_CHECKOUT_PATH}/src/infra/archive_config/mac-archive-rel.json"))
     unset IFS
-  elif [[ $1 == "--compile-linux"* ]]; then
+  elif [[ $1 == "--compile-linux" ]]; then
     CHROMIUM_FOLDER_NAME="chrome-linux"
     IFS=$'\n' CHROMIUM_FILES_TO_ARCHIVE=($(node "${SCRIPT_PATH}/compute_files_to_archive.js" "${CR_CHECKOUT_PATH}/src/infra/archive_config/linux-archive-rel.json"))
     unset IFS
+  elif [[ $1 == "--compile-linux-arm64" ]]; then
+    CHROMIUM_FOLDER_NAME="chrome-linux"
+    IFS=$'\n' CHROMIUM_FILES_TO_ARCHIVE=($(node "${SCRIPT_PATH}/compute_files_to_archive.js" "${CR_CHECKOUT_PATH}/src/infra/archive_config/linux-archive-rel.json" --linux-arm64))
+    unset IFS
   elif [[ $1 == "--compile-win64" ]]; then
     CHROMIUM_FOLDER_NAME="chrome-win"
     IFS=$'\n\r' CHROMIUM_FILES_TO_ARCHIVE=($(node "${SCRIPT_PATH}/compute_files_to_archive.js" "${CR_CHECKOUT_PATH}/src/infra/archive_config/win-archive-rel.json"))

browser_patches/chromium/compute_files_to_archive.js

@@ -13,10 +13,18 @@ const excludeList = new Set([
   'interactive_ui_tests.exe',
 ]);
 
+// There is no upstream configuration for packaging Linux Arm64 builds,
+// so we build one by replacing x86_64-specific nacl binary with arm one.
+const replaceMap = {
+  '--linux-arm64': {
+    'nacl_irt_x86_64.nexe': 'nacl_irt_arm.nexe',
+  },
+}[process.argv[3]] || {};
+
 const entries = [
   ...(config.files || []),
   ...(config.dirs || []),
-].filter(entry => !excludeList.has(entry));
+].filter(entry => !excludeList.has(entry)).map(entry => replaceMap[entry] || entry);
 
 for (const entry of entries)
   console.log(entry);