[lldb] Simplify a string comparison (NFC) (#139932)

diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ASTStructExtractor.cpp b/lldb/source/Plugins/ExpressionParser/Clang/ASTStructExtractor.cpp
index a2722db..451cf40 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/ASTStructExtractor.cpp
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ASTStructExtractor.cpp
@@ -123,8 +123,7 @@
   FunctionDecl *function_decl = dyn_cast<FunctionDecl>(D);
 
   if (m_ast_context && function_decl &&
-      !m_function.m_wrapper_function_name.compare(
-          function_decl->getNameAsString())) {
+      m_function.m_wrapper_function_name == function_decl->getNameAsString()) {
     ExtractFromFunctionDecl(function_decl);
   }
 }