Clang format JS: Disallow single line functions, conditionals, loops, and switch statements

This is to more easily set breakpoints.

R=dschuyler@chromium.org
BUG=567770
NOPRESUBMIT=true  # ugh, those __getters__
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2603443002
Cr-Commit-Position: refs/heads/master@{#440558}
60 files changed