[interpreter] Filter expression positions at source.

src/interpreter/bytecode-pipeline.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INTERPRETER_BYTECODE_PIPELINE_H_
 #define V8_INTERPRETER_BYTECODE_PIPELINE_H_
 
 #include "src/interpreter/bytecode-register-allocator.h"
 #include "src/interpreter/bytecodes.h"
 #include "src/zone-containers.h"
@@ skipping 66 matching lines @@
            is_statement_ == other.is_statement_;
   }
   bool operator!=(const BytecodeSourceInfo& other) const {
     return source_position_ != other.source_position_ ||
            is_statement_ != other.is_statement_;
   }
 
  private:
   int source_position_;
   bool is_statement_;
-
-  DISALLOW_COPY_AND_ASSIGN(BytecodeSourceInfo);
 };
 
 // A container for a generated bytecode, it's operands, and source information.
 // These must be allocated by a BytecodeNodeAllocator instance.
 class BytecodeNode final : ZoneObject {
  public:
   explicit BytecodeNode(Bytecode bytecode = Bytecode::kIllegal);
   BytecodeNode(Bytecode bytecode, uint32_t operand0,
                OperandScale operand_scale);
   BytecodeNode(Bytecode bytecode, uint32_t operand0, uint32_t operand1,
@@ skipping 57 matching lines @@
 };
 
 std::ostream& operator<<(std::ostream& os, const BytecodeSourceInfo& info);
 std::ostream& operator<<(std::ostream& os, const BytecodeNode& node);
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODE_PIPELINE_H_