Merge pull request #79207 from beccadax/objcquious-indexes

Fix indexing crasher with implicit objcImpl inits

include/swift/AST/DeclContext.h

@@ -863,6 +863,8 @@ public:
     return LastDeclAndKind.getInt();
   }
 
+  SourceRange getBraces() const;
+
   bool hasUnparsedMembers() const;
 
   void setDeserializedMembers(bool deserialized) { DeserializedMembers = deserialized; }