Bug 851748 - Merge TableTicker1+2. r=jseward

--HG--
rename : tools/profiler/TableTicker2.cpp => tools/profiler/BreakpadSampler.cpp
rename : tools/profiler/ProfileEntry2.cpp => tools/profiler/ProfileEntry.cpp
rename : tools/profiler/ProfileEntry2.h => tools/profiler/ProfileEntry.h