Fixed/added namespace ending comments using clang-tidy. NFC

The patch is generated using this command:

tools/clang/tools/extra/clang-tidy/tool/run-clang-tidy.py -fix \
  -checks=-*,llvm-namespace-comment -header-filter='llvm/.*|clang/.*' \
  llvm/lib/


Thanks to Eugene Kosov for the original patch!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240137 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Bitcode/BitCodes.h

@@ -77,7 +77,7 @@ namespace bitc {
                                       //                             [id, name]
   };
 
-} // End bitc namespace
+} // namespace bitc
 
 /// BitCodeAbbrevOp - This describes one or more operands in an abbreviation.
 /// This is actually a union of two different things:
@@ -180,6 +180,6 @@ public:
     OperandList.push_back(OpInfo);
   }
 };
-} // End llvm namespace
+} // namespace llvm
 
 #endif

include/llvm/Bitcode/BitcodeWriterPass.h

@@ -56,6 +56,6 @@ public:
   static StringRef name() { return "BitcodeWriterPass"; }
 };
 
-}
+} // namespace llvm
 
 #endif

include/llvm/Bitcode/BitstreamReader.h

@@ -512,6 +512,6 @@ public:
   bool ReadBlockInfoBlock();
 };
 
-} // End llvm namespace
+} // namespace llvm
 
 #endif

include/llvm/Bitcode/BitstreamWriter.h

@@ -520,6 +520,6 @@ public:
 };
 
 
-} // End llvm namespace
+} // namespace llvm
 
 #endif

include/llvm/Bitcode/LLVMBitCodes.h

@@ -416,7 +416,7 @@ namespace bitc {
     COMDAT_SELECTION_KIND_SAME_SIZE = 5,
   };
 
-} // End bitc namespace
-} // End llvm namespace
+} // namespace bitc
+} // namespace llvm
 
 #endif

include/llvm/Bitcode/ReaderWriter.h

@@ -166,7 +166,7 @@ namespace llvm {
     }
   };
 
-} // End llvm namespace
+} // namespace llvm
 
 namespace std {
 template <> struct is_error_code_enum<llvm::BitcodeError> : std::true_type {};