LibACPI: Finalize an operand by moving the object into the frame

This avoids a copy.

Userland/Libraries/LibACPI/Interpreter.cpp

@@ -513,7 +513,7 @@ ErrorOr<IterationDecision> Interpreter::cycle(TableStream& stream)
             DEBUG_LOG("Finalizing argument {}", top_frame_value.opcode());
 
             auto value = TRY(finalize_value_opcode(top_frame_value));
-            TRY(m_opcode_frames.last().finish_operand(value, stream.offset()));
+            TRY(m_opcode_frames.last().finish_operand(move(value), stream.offset()));
 
             m_state = State::ReadingOperand;
         } else {

Userland/Libraries/LibACPI/OpcodeFrame.cpp

@@ -223,9 +223,9 @@ ErrorOr<void> OpcodeFrame::finish_operand(size_t current_offset)
     return {};
 }
 
-ErrorOr<void> OpcodeFrame::finish_operand(Object const& operand, size_t current_offset)
+ErrorOr<void> OpcodeFrame::finish_operand(Object&& operand, size_t current_offset)
 {
-    TRY(m_operands.try_append(operand));
+    TRY(m_operands.try_append(move(operand)));
     return finish_operand(current_offset);
 }
 

Userland/Libraries/LibACPI/OpcodeFrame.h

@@ -44,7 +44,7 @@ public:
 
     ErrorOr<OperandType> begin_operand(size_t current_offset);
     ErrorOr<void> finish_operand(size_t current_offset);
-    ErrorOr<void> finish_operand(Object const& operand, size_t current_offset);
+    ErrorOr<void> finish_operand(Object&& operand, size_t current_offset);
 
     Object& operand(size_t index) { return m_operands[index]; }
     Object const& operand(size_t index) const { return m_operands[index]; }