thread: refactor: quit() 更名为 clearHistoryScore()

src/thread.cpp

@@ -72,7 +72,7 @@ Thread::~Thread()
     assert(!searching);
 
     exit = true;
-    quit();
+    clearHistoryScore();
     start_searching();
     stdThread.join();
 }
@@ -97,7 +97,7 @@ void Thread::clear()
 
 void Thread::start_searching()
 {
-    quit();
+    clearHistoryScore();
 
     std::lock_guard<std::mutex> lk(mutex);
     searching = true;
@@ -195,7 +195,7 @@ void Thread::act()
         return;
 
     std::lock_guard<std::mutex> lk(mutex);
-    quit();
+    clearHistoryScore();
 }
 
 void Thread::setAi(Position *p)

src/thread.h

@@ -100,10 +100,8 @@ public:
 
     void analyze(Color c);
 
-    void quit()
+    void clearHistoryScore()
     {
-        loggerDebug("Timeout\n");
-        //requiredQuit = true;  // TODO
 #ifdef HOSTORY_HEURISTIC
         movePicker->clearHistoryScore();
 #endif