Revert r240270 ("Fixed/added namespace ending comments using clang-tidy").

llvm-svn: 240353
diff --git a/clang/lib/Driver/Tools.h b/clang/lib/Driver/Tools.h
index 58ee29b..753f542 100644
--- a/clang/lib/Driver/Tools.h
+++ b/clang/lib/Driver/Tools.h
@@ -234,7 +234,7 @@
   const char* getLLVMArchSuffixForARM(StringRef CPU, StringRef Arch);
 
   void appendEBLinkFlags(const llvm::opt::ArgList &Args, ArgStringList &CmdArgs, const llvm::Triple &Triple);
-} // namespace arm
+}
 
 namespace mips {
   typedef enum {
@@ -252,7 +252,7 @@
                      StringRef ABIName, StringRef FloatABI);
   bool shouldUseFPXX(const llvm::opt::ArgList &Args, const llvm::Triple &Triple,
                      StringRef CPUName, StringRef ABIName, StringRef FloatABI);
-} // namespace mips
+}
 
 namespace ppc {
   bool hasPPCAbiArg(const llvm::opt::ArgList &Args, const char *Value);
@@ -371,7 +371,7 @@
                       const char *LinkingOutput) const override;
   };
 
-} // namespace darwin
+}
 
   /// openbsd -- Directly call GNU Binutils assembler and linker
 namespace openbsd {
@@ -516,7 +516,7 @@
                       const llvm::opt::ArgList &TCArgs,
                       const char *LinkingOutput) const override;
   };
-} // namespace gnutools
+}
 
 namespace nacltools {
   class LLVM_LIBRARY_VISIBILITY AssembleARM : public gnutools::Assemble  {
@@ -542,7 +542,7 @@
                               const llvm::opt::ArgList &TCArgs,
                               const char *LinkingOutput) const override;
   };
-} // namespace nacltools
+}
 
   /// minix -- Directly call GNU Binutils assembler and linker
 namespace minix {
@@ -731,7 +731,7 @@
                     const llvm::opt::ArgList &TCArgs,
                     const char *LinkingOutput) const override;
 };
-} // namespace CrossWindows
+}
 
 /// SHAVE tools -- Directly call moviCompile and moviAsm
 namespace SHAVE {