Modified atrace.cpp to recognize ATRACE_TAG_BIONIC.

Bug: 15116468
Change-Id: I621532fb53b8317f5a513edfbeb0c50c265342fc
Move to dalvik.vm.lib.2 to force default to libart

Bug: 14298175

(cherry picked from commit c4ac3124ffb51f13bb4206e9f8452a3712eb09cb)

Change-Id: I97cc3ff7a269e671b315afa8673dae43d1f86bf1
Merge "Move to dalvik.vm.lib.2 to force default to libart"
Merge "Modified atrace.cpp to recognize ATRACE_TAG_BIONIC."
Remove dependencies on runtime_libdvm and libdvm.so in general

Bug: 14298175

(cherry picked from commit aefe55f0fb9e69be205497ef4fc3432d2f7a2d8b)

Change-Id: I05b1a7dd1ef30b3366b52b46bfc7b39cfb3be198
Merge "Remove dependencies on runtime_libdvm and libdvm.so in general"
binder: rm utils/Debug.h

Change-Id: I16931919a26c16a0d701771c93fa7fe1c6f60ef8
Merge "binder: rm utils/Debug.h"
auto-merger: merge in from aosp/master