Introduce runtime/platform directory for code shared between vm

runtime/bin/dartutils.h

 // Copyright (c) 2011, 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_DARTUTILS_H_
 #define BIN_DARTUTILS_H_
 
 #include "bin/builtin.h"
-#include "bin/globals.h"
 
 #include "include/dart_api.h"
 
+#include "platform/globals.h"
+
 class CommandLineOptions {
  public:
   explicit CommandLineOptions(int max_count)
       : count_(0), max_count_(max_count), arguments_(NULL) {
     static const int kWordSize = sizeof(intptr_t);
     arguments_ = reinterpret_cast<const char **>(malloc(max_count * kWordSize));
     if (arguments_ == NULL) {
       max_count_ = 0;
     }
   }
@@ skipping 66 matching lines @@
 
  private:
   static const char* GetCanonicalPath(const char* reference_dir,
                                       const char* filename);
 
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(DartUtils);
 };
 
 #endif  // BIN_DARTUTILS_H_