[find-all-symbols] Added hardcode header mapping from header postfix to header...

[find-all-symbols] Added hardcode header mapping from header postfix to header name for STL symbols.

Summary: [find-all-symbols] Added hardcode header mapping from header postfix to header name for STL symbols.

Reviewers: klimek, bkramer

Subscribers: cfe-commits, hokein

Differential Revision: http://reviews.llvm.org/D20566

llvm-svn: 270566