[TOOLS] under-control: add ChromeFeatureList.java

Author: uazo

tools/under-control/file_list.txt

@@ -44,3 +44,5 @@ android_webview/browser/aw_content_browser_client.cc
 android_webview/browser/aw_field_trials.cc
 
 *.yaml;components/policy/resources/templates
+
+chrome/browser/flags/android/java/src/org/chromium/chrome/browser/flags/ChromeFeatureList.java