[cleanup] Remove DISALLOW_COPY_AND_ASSIGN in torque/

Bug: v8:11074
Change-Id: Iab3ae7fc16f759e6c6d70234b558ecb0c465cce8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2525541Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71099}

src/torque/contextual.h

@@ -47,6 +47,8 @@ class ContextualVariable {
       DCHECK_EQ(this, Top());
       Top() = previous_;
     }
+    Scope(const Scope&) = delete;
+    Scope& operator=(const Scope&) = delete;
 
     VarType& Value() { return value_; }
 
@@ -58,7 +60,6 @@ class ContextualVariable {
                   "Curiously Recurring Template Pattern");
 
     DISALLOW_NEW_AND_DELETE()
-    DISALLOW_COPY_AND_ASSIGN(Scope);
   };
 
   // Access the most recent active {Scope}. There has to be an active {Scope}

src/torque/earley-parser.h

@@ -167,6 +167,8 @@ class ParseResultIterator {
     // Check that all parse results have been used.
     CHECK_EQ(results_.size(), i_);
   }
+  ParseResultIterator(const ParseResultIterator&) = delete;
+  ParseResultIterator& operator=(const ParseResultIterator&) = delete;
 
   ParseResult Next() {
     CHECK_LT(i_, results_.size());
@@ -184,8 +186,6 @@ class ParseResultIterator {
   std::vector<ParseResult> results_;
   size_t i_ = 0;
   MatchedInput matched_input_;
-
-  DISALLOW_COPY_AND_ASSIGN(ParseResultIterator);
 };
 
 struct LexerResult {
@@ -251,6 +251,10 @@ class Symbol {
   Symbol() : Symbol({}) {}
   Symbol(std::initializer_list<Rule> rules) { *this = rules; }
 
+  // Disallow copying and moving to ensure Symbol has a stable address.
+  Symbol(const Symbol&) = delete;
+  Symbol& operator=(const Symbol&) = delete;
+
   V8_EXPORT_PRIVATE Symbol& operator=(std::initializer_list<Rule> rules);
 
   bool IsTerminal() const { return rules_.empty(); }
@@ -267,9 +271,6 @@ class Symbol {
 
  private:
   std::vector<std::unique_ptr<Rule>> rules_;
-
-  // Disallow copying and moving to ensure Symbol has a stable address.
-  DISALLOW_COPY_AND_ASSIGN(Symbol);
 };
 
 // Items are the core datastructure of Earley's algorithm.

src/torque/implementation-visitor.h

@@ -278,6 +278,8 @@ class Binding : public T {
 
     manager_->current_bindings_[name_] = previous_binding_;
   }
+  Binding(const Binding&) = delete;
+  Binding& operator=(const Binding&) = delete;
 
   std::string BindingTypeString() const;
   bool CheckWritten() const;
@@ -300,7 +302,6 @@ class Binding : public T {
   SourcePosition declaration_position_ = CurrentSourcePosition::Get();
   bool used_;
   bool written_;
-  DISALLOW_COPY_AND_ASSIGN(Binding);
 };
 
 template <class T>