Bug 832998:  Fix a backwards OMTA-throttling-enabled check, to fix performance regression on the non-OMTA-throttling case.  r=nrc
Bug 833460 - move reading saved pings to the timer-based callback; r=taras
Bug 833079 - python touch layer should check if element is displayed before acting on it, r=jgriffin
Bug 832623 - Disable -fstrict-aliasing in the JS engine for gcc <= 4.4 on all platforms, not just Linux/Android. r=glandium
Bug 832620 - Skip the GCC <= 4.4 version check when building with clang. r=glandium
Bug 833405: Don't treat deprecated-declarations build warnings as errors, in --enable-warnings-as-errors builds. r=ted