Remove some redundant files

src/Common/ZooKeeper/TestKeeper.h

@@ -125,8 +125,6 @@ private:
     Watches watches;
     Watches list_watches;   /// Watches for 'list' request (watches on children).
 
-    void createWatchCallBack(const String & path);
-
     using RequestsQueue = ConcurrentBoundedQueue<RequestInfo>;
     RequestsQueue requests_queue{1};
 

utils/zookeeper-test/main.cpp

@@ -1,4 +1,3 @@
-#include <iostream>
 #include <IO/ReadBufferFromString.h>
 #include <IO/ReadHelpers.h>
 #include <Poco/ConsoleChannel.h>
@@ -14,6 +13,8 @@
 
 using namespace std;
 
+/// TODO: Remove ME
+
 void checkEq(zkutil::ZooKeeper & zk, const std::string & path, const std::string & expected)
 {
     auto result = zk.get(path);