nsIToolkitProfileService Interface

 Create a new profile.
 
 @param aRootDir
        The profile directory. May be null, in which case a suitable
        default will be chosen based on the profile name.
 @param aTempDir
        The profile temporary directory. May be null, in which case a
        suitable default will be chosen based either on the profile name
        if aRootDir is null or aRootDir itself.
 @param aName
        The profile name.

nsIToolkitProfile createProfile(in nsILocalFile aRootDir, in nsILocalFile aTempDir, in AUTF8String aName)

 Flush the profiles list file.

void flush()

 Get a profile by name. This is mainly for use by the -P
 commandline flag.

 @param aName The profile name to find.

nsIToolkitProfile getProfileByName(in AUTF8String aName)

 Lock an arbitrary path as a profile. If the path does not exist, it
 will be created and the defaults copied from the application directory.

nsIProfileLock lockProfilePath(in nsILocalFile aDirectory, in nsILocalFile aTempDirectory)