Move assert.h/assert.cc from runtime/vm to runtime/platform

runtime/vm/code_index_table.h

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// 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 VM_CODE_INDEX_TABLE_H_
 #define VM_CODE_INDEX_TABLE_H_
 
-#include "vm/assert.h"
+#include "platform/assert.h"
 #include "vm/globals.h"
 
 namespace dart {
 
 // Forward declarations.
 class Array;
 class Code;
 class Function;
 class Isolate;
 class ObjectPointerVisitor;
@@ skipping 143 matching lines @@
   RawArray* code_lists_;  // Array of pointers to code lists (arrays).
   IndexArray<PcRange>* largecode_pc_ranges_;  // pc ranges of large codes.
   RawArray* largecode_list_;  // Array of pointer to large code objects.
 
   DISALLOW_COPY_AND_ASSIGN(CodeIndexTable);
 };
 
 }  // namespace dart
 
 #endif  // VM_CODE_INDEX_TABLE_H_