On Solaris platform, invoke Control Panel on any non-English locale. Click the "Advanced" tab. Then click on "Command to launch default browser". The text field showed "No Browser Selected" in English.

Please see the attached image.

Looking at the source code, this string is located at:

deploy/src/common/share/classes/com/sun/deploy/config/Config.java
    public static final String BROWSER_PATH_DEF = "<No Browser Selected>";