Avoid redeclaring variables

Fixes #218. Firefox Nighlty (35) is strict about this. PB can now run on Nightly.
nope, just my typo. thanks for the pull req. looks good to me.

Christopher Shea <notifications@github.com> wrote:

>In lib/utils.js:
>
>> @@ -203,7 +203,7 @@ exports.getParentDomain = function(uri) { > * @return {Boolean} > */ > exports.checkEachParentDomainString = function(uri, stringCallback, ignoreSelf) { > - let ignoreSelf = ignoreSelf || false; > + var ignoreSelf = ignoreSelf || false; 
>
>True, but there are other places in this file where var is used when redefining a variable passed as an argument. I assumed it was a stylistic choice.
>
>—
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