Contains equivalent changes for:
561b4c1 Set mcpu targets based on cpu variant.
6a66a88 Stop encoding absolute paths in symbols
63e3b02 Enable color output from gcc and clang
eb3e3fa Use exported includes for libc++.
3a0a891 Link libgtest_main before libgtest
Change-Id: I45a06c02e9af1d40f0c52f1e6a20d6cd382a27fb