DevTools: In l10n presubmit, apply ignore list to modified files

Change-Id: I31caa742e32727fcdd3c992fca0f815fefbf9740
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1818609
Auto-Submit: Paul Irish <paulirish@chromium.org>
Reviewed-by: Mandy Chen <mandy.chen@microsoft.com>
Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Yang Guo <yangguo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699714}

third_party/blink/renderer/devtools/scripts/check_localizability.js

@@ -46,7 +46,7 @@ async function main() {
     if (process.argv[2] === '-a')
       filePathPromises.push(localizationUtils.getFilesFromDirectory(frontendPath, filePaths, ['.js']));
     else
-      filePaths = process.argv.slice(2);
+      filePaths = process.argv.slice(2).filter(localizationUtils.shouldParseDirectory);
     await Promise.all(filePathPromises);
 
     filePaths.push(localizationUtils.SHARED_STRINGS_PATH);

third_party/blink/renderer/devtools/scripts/localization_utils/localization_utils.js

@@ -23,8 +23,8 @@ const esprimaTypes = {
   TEMP_LITERAL: 'TemplateLiteral'
 };
 
-const excludeFiles = ['lighthouse-dt-bundle.js', 'Tests.js'];
-const excludeDirs = ['test_runner', 'Images', 'langpacks', 'node_modules'];
+const excludeFiles = ['Tests.js'];
+const excludeDirs = ['test_runner', 'Images', 'langpacks', 'node_modules', 'lighthouse'];
 const cppSpecialCharactersMap = {
   '"': '\\"',
   '\\': '\\\\',
@@ -333,5 +333,6 @@ module.exports = {
   SHARED_STRINGS_PATH,
   sanitizeStringIntoCppFormat,
   sanitizeStringIntoFrontendFormat,
+  shouldParseDirectory,
   verifyFunctionCallee
 };
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