Get the number of errors reported from the diagnostic client, in clang_parseTranslationUnit_Impl.
Get the number of errors reported from the diagnostic client, in clang_parseTranslationUnit_Impl.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@119745 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang