Documentation cleanup: fix two typos, rief -> brief and Descripts -> Describes

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158630 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaCodeComplete.cpp b/lib/Sema/SemaCodeComplete.cpp
index bfe9fea..5cab990 100644
--- a/lib/Sema/SemaCodeComplete.cpp
+++ b/lib/Sema/SemaCodeComplete.cpp
@@ -1181,7 +1181,7 @@
   return false;
 }
 
-/// \rief Determines whether the given declaration is an Objective-C
+/// \brief Determines whether the given declaration is an Objective-C
 /// instance variable.
 bool ResultBuilder::IsObjCIvar(NamedDecl *ND) const {
   return isa<ObjCIvarDecl>(ND);
@@ -4656,7 +4656,7 @@
                             Results.data(),Results.size());
 }
 
-/// \brief Descripts the kind of Objective-C method that we want to find
+/// \brief Describes the kind of Objective-C method that we want to find
 /// via code completion.
 enum ObjCMethodKind {
   MK_Any, ///< Any kind of method, provided it means other specified criteria.