Fixed case change that caused the test failure.  Incorporarated Sean's review changes, consisting only of renaming and comment changes.

llvm-svn: 187277

This reverts commit r187228. It broke some bots:
http://bb.pgr.jp/builders/cmake-clang-i686-mingw32

llvm-svn: 187235

llvm-svn: 187228

llvm-svn: 186675

llvm-svn: 185092

llvm-svn: 184347

llvm-svn: 184221

llvm-svn: 179568

llvm-svn: 178259

This has broken buildbots for a few hours.

llvm-svn: 178223

llvm-svn: 178216

llvm-svn: 178214

Introduced in r178207

llvm-svn: 178212

llvm-svn: 178207

Broke out header file list reading into separate function. Moved options to front.  Removed some trailing spaces.

llvm-svn: 178182

llvm-svn: 178172

llvm-svn: 178164

Revised to use MemoryBuffer. Removed redundant llvm:: qualifiers.  Removed unnecessary c_str() calls.  Reformatted with clang-format.

llvm-svn: 178104

Revised to use file list path as reference path, or path provide by new -prefix option.  Revised to use LLVM option parser.

llvm-svn: 177959

llvm-svn: 176998

llvm-svn: 176883

Initial check in of Doug's modularize tool for checking header readiness for modules, plus some changes per review feedback:  Removed system headers, changed to use stream output, added file name in message.

llvm-svn: 176847