Merge "ART: Reference.getReferent intrinsic for arm and arm64"

diff --cc compiler/optimizing/code_generator_arm.cc
Simple merge

diff --cc compiler/optimizing/code_generator_arm.h
Simple merge

diff --cc compiler/optimizing/code_generator_arm64.cc
Simple merge

diff --cc compiler/optimizing/code_generator_arm64.h
Simple merge

diff --cc compiler/optimizing/code_generator_arm_vixl.cc
Simple merge

diff --cc compiler/optimizing/code_generator_arm_vixl.h
Simple merge