Merge "Add and use loaded class profiling" into nyc-dev

am: fbef09b29e

* commit 'fbef09b29ea42c6fdacde18946f576772bae0a80':
  Add and use loaded class profiling

diff --cc compiler/driver/compiler_driver.cc
Simple merge

diff --cc dex2oat/dex2oat.cc
Simple merge

diff --cc runtime/class_linker.cc
Simple merge

diff --cc runtime/class_linker.h
Simple merge