The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
CLOSED TREE
Backed out changeset 865e7bc208df (bug 885982)
Backed out changeset 9ede577f5ada (bug 885982)
Backed out changeset 6ccc86f7429e (bug 1118063)
Make GetAppId() pure-virtual and add implementation for TCPSocketParent, UDPSocketParent, and one for Necko parent that returns UNKNOWN_APP_ID
Change nsIOService to use IsNeckoChild instead of XRE_ method.
Include nsThreadUtils.h (for nsRunnable and dispatchToMainThread) and NeckoCommon for IsNeckoChild.
Make HttpChannelParent set LOAD_ONLY_FROM_CACHE, LOAD_FROM_CACHE and LOAD_NO_NETWORK_IO when offline.