[pp-trace] Remove unused using directives

llvm-svn: 342445

diff --git a/clang-tools-extra/pp-trace/PPTrace.cpp b/clang-tools-extra/pp-trace/PPTrace.cpp
index d49bc20..08e0f51 100644 (file)
--- a/clang-tools-extra/pp-trace/PPTrace.cpp
+++ b/clang-tools-extra/pp-trace/PPTrace.cpp
@@ -73,11 +73,8 @@
 #include <vector>
 
 using namespace clang;
-using namespace clang::driver;
-using namespace clang::driver::options;
 using namespace clang::tooling;
 using namespace llvm;
-using namespace llvm::opt;
 
 // Options: