Revert "av: Fix build in ISO C++11 mode"

This reverts commit adbc9aa457563f7892653bf2d8cb4a60d0f13662.
Revert "av: More ISO C++ 11 fixes"

This reverts commit 0b714343b0000a9a4c34645f5b8b9c1cbb370ab2.
Revert "frameworks/av: Fix build in ISO C++ 11 mode"

This reverts commit 300b069c424e2b3cd961a0241914f822b2cccf97.