[lldb][NFC] Remove unused CompilerType::IsPossibleCPlusPlusDynamicType

Reviewers: davide, xiaobai

Reviewed By: davide, xiaobai

Subscribers: davide, JDevlieghere, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D70074

Author: Teemperor

lldb/include/lldb/Symbol/CompilerType.h

@@ -108,11 +108,6 @@ class CompilerType {
 
   bool IsPolymorphicClass() const;
 
-  bool
-  IsPossibleCPlusPlusDynamicType(CompilerType *target_type = nullptr) const {
-    return IsPossibleDynamicType(target_type, true, false);
-  }
-
   bool IsPossibleDynamicType(CompilerType *target_type, // Can pass nullptr
                              bool check_cplusplus, bool check_objc) const;