Changes to get rid of dependency on openssl in the dart VM.

lib/integers.cc

 // 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.
 
 #include "vm/bootstrap_natives.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/dart_entry.h"
 #include "vm/exceptions.h"
 #include "vm/native_entry.h"
@@ skipping 87 matching lines @@
     switch (kind) {
       case Token::kBIT_AND:
         return Integer::New(a & b);
       case Token::kBIT_OR:
         return Integer::New(a | b);
       case Token::kBIT_XOR:
         return Integer::New(a ^ b);
       default:
         UNIMPLEMENTED();
     }
-  } else if (op1_int.IsSmi()) {
-    return IntegerBitOperation(kind, op2_int, op1_int);
-  } else if (op2_int.IsSmi()) {
-    Bigint& op1 = Bigint::Handle(AsBigint(op1_int));
-    Smi& op2 = Smi::Handle();
-    op2 ^= op2_int.raw();
-    switch (kind) {
-      case Token::kBIT_AND:
-        return BigintOperations::BitAndWithSmi(op1, op2);
-      case Token::kBIT_OR:
-        return BigintOperations::BitOrWithSmi(op1, op2);
-      case Token::kBIT_XOR:
-        return BigintOperations::BitXorWithSmi(op1, op2);
-      default:
-        UNIMPLEMENTED();
-    }
   } else {
     Bigint& op1 = Bigint::Handle(AsBigint(op1_int));
     Bigint& op2 = Bigint::Handle(AsBigint(op2_int));
     switch (kind) {
       case Token::kBIT_AND:
         return BigintOperations::BitAnd(op1, op2);
       case Token::kBIT_OR:
         return BigintOperations::BitOr(op1, op2);
       case Token::kBIT_XOR:
         return BigintOperations::BitXor(op1, op2);
@@ skipping 444 matching lines @@
 
 DEFINE_NATIVE_ENTRY(Bigint_bitNegate, 1) {
   const Bigint& value = Bigint::CheckedHandle(arguments->At(0));
   const Bigint& result = Bigint::Handle(BigintOperations::BitNot(value));
   ASSERT(CheckInteger(value));
   ASSERT(CheckInteger(result));
   arguments->SetReturn(Integer::Handle(AsInteger(result)));
 }
 
 }  // namespace dart