Put code in an anonymous namespace inside content/common/user_agent.cc.

Not all code in the file needs to be visible to the outside. Also use
the appropriate naming style for functions.

Change-Id: I4f22df2932954b71ce65232a019cfcddd5fd408b
Reviewed-on: https://chromium-review.googlesource.com/c/1336521
Reviewed-by: Alex Moshchuk <alexmos@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608215}
1 file changed