Cleanup in //runtime/bin

runtime/bin/process.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef BIN_PROCESS_H_
 #define BIN_PROCESS_H_
 
 #include "bin/builtin.h"
 #include "bin/io_buffer.h"
 #include "bin/lockers.h"
 #include "bin/thread.h"
 #include "platform/globals.h"
 #include "platform/utils.h"
 
-
 namespace dart {
 namespace bin {
 
 class ProcessResult {
  public:
   ProcessResult() : exit_code_(0) {}
 
   void set_stdout_data(Dart_Handle stdout_data) {
     stdout_data_ = stdout_data;
   }
@@ skipping 150 matching lines @@
   Dart_Port port() const { return port_; }
   SignalInfo* next() const { return next_; }
 
  private:
   intptr_t fd_;
   intptr_t signal_;
   // The port_ is used to identify what isolate the signal-info belongs to.
   Dart_Port port_;
   SignalInfo* next_;
   SignalInfo* prev_;
+
+  DISALLOW_COPY_AND_ASSIGN(SignalInfo);
 };
 
 
 // Utility class for collecting the output when running a process
 // synchronously by using Process::Wait. This class is sub-classed in
 // the platform specific files to implement reading into the buffers
 // allocated.
 class BufferListBase {
  protected:
   static const intptr_t kBufferSize = 16 * 1024;
@@ skipping 82 matching lines @@
 
   // Linked list for data collected.
   BufferListNode* head_;
   BufferListNode* tail_;
 
   // Number of bytes of data collected in the linked list.
   intptr_t data_size_;
 
   // Number of free bytes in the last node in the list.
   intptr_t free_size_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(BufferListBase);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // BIN_PROCESS_H_