Revert previous commit, attempt to fix issue with LanguageSettings tests

package.json

@@ -13,12 +13,12 @@
     "install:python3": "buildtools/prepare_python3.sh",
     "build:prod": "buildtools/build.sh",
     "start:prod": "sandbox/run.sh",
-    "test": "GRIST_SESSION_COOKIE=grist_test_cookie GRIST_TEST_LOGIN=1 TEST_SUPPORT_API_KEY=api_key_for_support TEST_CLEAN_DATABASE=true mocha ${DEBUG:+-b --no-exit} --slow 8000 $([ -z $DEBUG ] && echo --forbid-only) -g \"${GREP_TESTS}\" '_build/test/common/*.js' '_build/test/client/*.js' '_build/test/nbrowser/*.js' '_build/test/server/**/*.js' '_build/test/gen-server/**/*.js'",
-    "test:nbrowser": "TEST_SUITE=nbrowser TEST_SUITE_FOR_TIMINGS=nbrowser TIMINGS_FILE=test/timings/nbrowser.txt GRIST_SESSION_COOKIE=grist_test_cookie GRIST_TEST_LOGIN=1 TEST_SUPPORT_API_KEY=api_key_for_support TEST_CLEAN_DATABASE=true mocha ${DEBUG:+-b --no-exit} $([ -z $DEBUG ] && echo --forbid-only) -g \"${GREP_TESTS}\" --slow 8000 -R test/xunit-file '_build/test/nbrowser/**/*.js'",
+    "test": "GRIST_SESSION_COOKIE=grist_test_cookie GRIST_TEST_LOGIN=1 TEST_SUPPORT_API_KEY=api_key_for_support TEST_CLEAN_DATABASE=true LANGUAGE=en_US mocha ${DEBUG:+-b --no-exit} --slow 8000 $([ -z $DEBUG ] && echo --forbid-only) -g \"${GREP_TESTS}\" '_build/test/common/*.js' '_build/test/client/*.js' '_build/test/nbrowser/*.js' '_build/test/server/**/*.js' '_build/test/gen-server/**/*.js'",
+    "test:nbrowser": "TEST_SUITE=nbrowser TEST_SUITE_FOR_TIMINGS=nbrowser TIMINGS_FILE=test/timings/nbrowser.txt GRIST_SESSION_COOKIE=grist_test_cookie GRIST_TEST_LOGIN=1 TEST_SUPPORT_API_KEY=api_key_for_support TEST_CLEAN_DATABASE=true LANGUAGE=en_US mocha ${DEBUG:+-b --no-exit} $([ -z $DEBUG ] && echo --forbid-only) -g \"${GREP_TESTS}\" --slow 8000 -R test/xunit-file '_build/test/nbrowser/**/*.js'",
     "test:client": "GRIST_SESSION_COOKIE=grist_test_cookie mocha ${DEBUG:+'-b'} '_build/test/client/**/*.js'",
     "test:common": "GRIST_SESSION_COOKIE=grist_test_cookie mocha ${DEBUG:+'-b'} '_build/test/common/**/*.js'",
     "test:server": "TEST_CLEAN_DATABASE=true TEST_SUITE=server TEST_SUITE_FOR_TIMINGS=server TIMINGS_FILE=test/timings/server.txt GRIST_SESSION_COOKIE=grist_test_cookie mocha ${DEBUG:+'-b'} -g \"${GREP_TESTS}\" -R test/xunit-file '_build/test/server/**/*.js' '_build/test/gen-server/**/*.js'",
-    "test:smoke": "mocha _build/test/nbrowser/Smoke.js",
+    "test:smoke": "LANGUAGE=en_US mocha _build/test/nbrowser/Smoke.js",
     "test:docker": "./test/test_under_docker.sh",
     "test:python": "sandbox_venv3/bin/python sandbox/grist/runtests.py ${GREP_TESTS:+discover -p \"test*${GREP_TESTS}*.py\"}",
     "cli": "NODE_PATH=_build:_build/stubs:_build/ext node _build/app/server/companion.js",

test/init-mocha-webdriver.js

@@ -45,13 +45,6 @@ if (process.env.MOCHA_WEBDRIVER_NO_CONTROL_BANNER === undefined) {
   process.env.MOCHA_WEBDRIVER_NO_CONTROL_BANNER = "1";
 }
 
-// Force the language for displayed pages in Chrome to be in English
-// Therefore tests relying on text contents pass even in environments configured
-// to display other languages.
-if (process.env.MOCHA_WEBDRIVER_ARGS === undefined) {
-  process.env.MOCHA_WEBDRIVER_ARGS = '--accept-lang=en-US'
-}
-
 // Detect whether there is an nbrowser test. If so,
 // set an environment variable that will be available
 // in individual processes if --parallel is enabled.