Tighten up compile warnings based to match other chromium sub-projects.
Fix up the issues that the new warnings raised.

BUG=none
TEST=build remoting cleanly

Review URL: http://codereview.chromium.org/2801003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@49842 0039d316-1c4b-4281-b951-d872f2087c98
17 files changed