What does it mean if a guy....?

gave his fb pword to his new gf...this guy we been dating for less than a wk..and he already trust me for giving his pword on his fb account and ym..is this mean he ready trust and love me?? to be honest i won't give out my pword to my bf even we been dating for a long time..lol (it just not right..i think..lol please don't get wrong)...info we are not teenager so what u guys think?