Bug 1012814 part 1: Use size_t instead of uint32_t, for value compared against nsTArray::NoIndex, in nsTransferable.cpp. r=bjacob
Bug 1012814 part 2: Use size_t instead of uint32_t for nsTArray iteration, in nsTransferable.cpp. r=bjacob
Bug 1012860: Explicitly static_cast M_PI to float, to fix MSVC warnings for double-to-float conversion. r=roc
Bug 1012858: Mark widget/xpwidgets/ as FAIL_ON_WARNINGS. r=roc