Change Tokenizer member function name.

From 'simplifyQuestionMark' to 'simplifyConstTernaryOp' (the older name was not clear). Adjusted the doxy comment.

lib/tokenize.cpp

@@ -3366,7 +3366,7 @@ bool Tokenizer::simplifyTokenList()
         modified |= simplifyKnownVariables();
         modified |= removeRedundantConditions();
         modified |= simplifyRedundantParenthesis();
-        modified |= simplifyQuestionMark();
+        modified |= simplifyConstTernaryOp();
         modified |= simplifyCalculations();
     }
 
@@ -4416,7 +4416,7 @@ bool Tokenizer::simplifyConditions()
     return ret;
 }
 
-bool Tokenizer::simplifyQuestionMark()
+bool Tokenizer::simplifyConstTernaryOp()
 {
     bool ret = false;
     for (Token *tok = list.front(); tok; tok = tok->next()) {

lib/tokenize.h

@@ -215,12 +215,12 @@ public:
     void simplifyStdType();
 
     /**
-     * Simplify question mark - colon operator
+     * Simplify easy constant '?:' operation
      * Example: 0 ? (2/0) : 0 => 0
      * @return true if something is modified
      *         false if nothing is done.
      */
-    bool simplifyQuestionMark();
+    bool simplifyConstTernaryOp();
 
     /**
      * Simplify compound assignments