Remove MIPS support

runtime/vm/raw_object.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_RAW_OBJECT_H_
 #define RUNTIME_VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/atomic.h"
 #include "vm/exceptions.h"
@@ skipping 995 matching lines @@
     UNREACHABLE();
     return NULL;
   }
 
   TokenPosition token_pos_;
   classid_t guarded_cid_;
   classid_t is_nullable_;  // kNullCid if field can contain null value and
                            // any other value otherwise.
   // Offset to the guarded length field inside an instance of class matching
   // guarded_cid_. Stored corrected by -kHeapObjectTag to simplify code
-  // generated on platforms with weak addressing modes (ARM, MIPS).
+  // generated on platforms with weak addressing modes (ARM).
   int8_t guarded_list_length_in_object_offset_;
 
   uint8_t kind_bits_;  // static, final, const, has initializer....
   NOT_IN_PRECOMPILED(intptr_t kernel_offset_);
 
   friend class CidRewriteVisitor;
 };
 
 
 class RawLiteralToken : public RawObject {
@@ skipping 1494 matching lines @@
                  kTypedDataInt8ArrayViewCid + 15);
   COMPILE_ASSERT(kByteBufferCid == kExternalTypedDataInt8ArrayCid + 14);
   COMPILE_ASSERT(kNullCid == kByteBufferCid + 1);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_RAW_OBJECT_H_