Replace 'the the' with 'the'

runtime/vm/virtual_memory.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 RUNTIME_VM_VIRTUAL_MEMORY_H_
 #define RUNTIME_VM_VIRTUAL_MEMORY_H_
 
 #include "platform/utils.h"
 #include "vm/globals.h"
 #include "vm/memory_region.h"
@@ skipping 76 matching lines @@
 
   // The size of the underlying reservation not yet given back to the OS.
   // Its start coincides with region_, but its size might not, due to Truncate.
   intptr_t reserved_size_;
 
   int32_t handle_;
 
   static uword page_size_;
 
   // False for a part of a snapshot added directly to the Dart heap, which
-  // belongs to the the embedder and must not be deallocated or have its
+  // belongs to the embedder and must not be deallocated or have its
   // protection status changed by the VM.
   bool vm_owns_region_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VirtualMemory);
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_VIRTUAL_MEMORY_H_