Add hasAttr matcher for declarations.

Delete special-case CUDA attribute matchers.

Patch by Jacques Pienaar.

git-svn-id: http://llvm.org/svn/llvm-project/cfe/trunk@216379 91177308-0d34-0410-b5e6-96231b3b80d8
[ASan] Rename the ASan dynamic RT

Reviewed at http://reviews.llvm.org/D5026

git-svn-id: http://llvm.org/svn/llvm-project/cfe/trunk@216380 91177308-0d34-0410-b5e6-96231b3b80d8