android_webview/tools/webview_log_verbosifier/README - chromium/src - Git at Google

 WebView Log Verbosifier is an empty dummy app. If this app is installed, WebView
 will log the active field trials, for debugging/QA purposes. A dummy app is used
 because it can be installed on any device, unlike command-line flags.
	WebView Log Verbosifier is an empty dummy app. If this app is installed, WebView
	will log the active field trials, for debugging/QA purposes. A dummy app is used
	because it can be installed on any device, unlike command-line flags.