i#1551 Port DynamoRIO to ARM: add empty functions in arm.asm for ARM build
- add empty functions in arm.asm to for ARM build
- update os.c for ARM build

R=bruening@google.com
BUG=1551

Review URL: https://codereview.appspot.com/179910043

git-svn-id: https://dynamorio.googlecode.com/svn/trunk@3005 49cc7528-f6fd-11dd-9d1a-b59b2e1864b6
3 files changed