Tooling: Hide implementation details

NFC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@231656 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 7 deletions

diff --git a/lib/Tooling/FileMatchTrie.cpp b/lib/Tooling/FileMatchTrie.cpp
index dc9999ef96..86ed036e2d 100644
--- a/lib/Tooling/FileMatchTrie.cpp
+++ b/lib/Tooling/FileMatchTrie.cpp
@@ -17,18 +17,20 @@
 #include "llvm/Support/Path.h"
 #include "llvm/Support/raw_ostream.h"
 #include <sstream>
+using namespace clang;
+using namespace tooling;
 
-namespace clang {
-namespace tooling {
-
+namespace {
 /// \brief Default \c PathComparator using \c llvm::sys::fs::equivalent().
 struct DefaultPathComparator : public PathComparator {
-  virtual ~DefaultPathComparator() {}
   bool equivalent(StringRef FileA, StringRef FileB) const override {
     return FileA == FileB || llvm::sys::fs::equivalent(FileA, FileB);
   }
 };
+}
 
+namespace clang {
+namespace tooling {
 /// \brief A node of the \c FileMatchTrie.
 ///
 /// Each node has storage for up to one path and a map mapping a path segment to
@@ -156,6 +158,8 @@ private:
   // The children of this node stored in a map based on the next path segment.
   llvm::StringMap<FileMatchTrieNode> Children;
 };
+} // end namespace tooling
+} // end namespace clang
 
 FileMatchTrie::FileMatchTrie()
   : Root(new FileMatchTrieNode), Comparator(new DefaultPathComparator()) {}
@@ -183,6 +187,3 @@ StringRef FileMatchTrie::findEquivalent(StringRef FileName,
     Error << "Path is ambiguous";
   return Result;
 }
-
-} // end namespace tooling
-} // end namespace clang