Turn some usages of NewArray with DeleteArray in the same scope into ScopedVector or SmartPointer.

src/debug-agent.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 163 matching lines @@
     }
 
     // Convert UTF-8 to UTF-16.
     unibrow::Utf8InputBuffer<> buf(*message,
                                    StrLength(*message));
     int len = 0;
     while (buf.has_more()) {
       buf.GetNext();
       len++;
     }
-    int16_t* temp = NewArray<int16_t>(len + 1);
+    ScopedVector<int16_t> temp(len + 1);
     buf.Reset(*message, StrLength(*message));
     for (int i = 0; i < len; i++) {
       temp[i] = buf.GetNext();
     }
 
     // Send the request received to the debugger.
-    v8::Debug::SendCommand(reinterpret_cast<const uint16_t *>(temp), len);
-    DeleteArray(temp);
+    v8::Debug::SendCommand(reinterpret_cast<const uint16_t *>(temp.start()),
+                           len);
   }
 }
 
 
 void DebuggerAgentSession::DebuggerMessage(Vector<uint16_t> message) {
   DebuggerAgentUtil::SendMessage(client_, message);
 }
 
 
 void DebuggerAgentSession::Shutdown() {
@@ skipping 215 matching lines @@
       return total_received;
     }
     total_received += received;
   }
   return total_received;
 }
 
 } }  // namespace v8::internal
 
 #endif  // ENABLE_DEBUGGER_SUPPORT