Bug 886263 - Make places be enabled by default in all xpcshell-tests to avoid having to set it in lots of places (so that tests work with apps where places is disabled by default). r=mak
Bug 887165 - Remove the unused primary-button class. r=bsmedberg

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extra : rebase_source : cf476ec6c232f9f754201356ea8dab413752730f
Bug 887167 - Undo global-scope pollution from browser-plugins.js. r=jaws

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extra : rebase_source : 45aa63c4fa5ae7ed65211ad294882f33cad449d5