Change 'Wchar' to 'WChar' casing, for consistency.
No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54588 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index fef85b5..a20236f 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -999,10 +999,10 @@
   return UnsignedLongTy; 
 }
 
-/// getWcharType - Return the unique type for "wchar_t" (C99 7.17), the
+/// getWCharType - Return the unique type for "wchar_t" (C99 7.17), the
 /// width of characters in wide strings, The value is target dependent and 
 /// needs to agree with the definition in <stddef.h>.
-QualType ASTContext::getWcharType() const {
+QualType ASTContext::getWCharType() const {
   if (LangOpts.CPlusPlus)
     return WCharTy;