Rename fletch -> dartino

src/vm/heap_validator.h

 // Copyright (c) 2015, the Dartino 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.md file.
 
 #ifndef SRC_VM_HEAP_VALIDATOR_H_
 #define SRC_VM_HEAP_VALIDATOR_H_
 
 #include "src/vm/heap.h"
 #include "src/vm/scheduler.h"
 
-namespace fletch {
+namespace dartino {
 
 class SharedHeap;
 
 // Validates that all pointers it gets called with lie inside certain spaces -
 // depending on [process_heap], [program_heap].
 class HeapPointerValidator : public PointerVisitor {
  public:
   HeapPointerValidator(Heap* program_heap, Heap* process_heap)
       : program_heap_(program_heap),
         process_heap_(process_heap) {}
@@ skipping 23 matching lines @@
   explicit ProcessHeapValidatorVisitor(Heap* program_heap)
       : program_heap_(program_heap) {}
   virtual ~ProcessHeapValidatorVisitor() {}
 
   virtual void VisitProcess(Process* process);
 
  private:
   Heap* program_heap_;
 };
 
-}  // namespace fletch
+}  // namespace dartino
 
 #endif  // SRC_VM_HEAP_VALIDATOR_H_