Removed IllegalAccessException and UnsupportedOperationException.

runtime/lib/error.dart

 // 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.
 // Errors are created and thrown by DartVM only.
 // Changes here should also be reflected in corelib/error.dart as well
 
 class AssertionErrorImplementation implements AssertionError {
   factory AssertionErrorImplementation._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "AssertionError can only be allocated by the VM");
   }
   static _throwNew(int assertionStart, int assertionEnd)
       native "AssertionError_throwNew";
   String toString() {
     return "'$url': Failed assertion: line $line pos $column: "
         "'$failedAssertion' is not true.";
   }
   final String failedAssertion;
   final String url;
   final int line;
   final int column;
 }
 
 class TypeErrorImplementation
     extends AssertionErrorImplementation
     implements TypeError {
   factory TypeErrorImplementation._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "TypeError can only be allocated by the VM");
   }
   static _throwNew(int location,
                    Object src_value,
                    String dst_type_name,
                    String dst_name,
                    String malformed_error)
       native "TypeError_throwNew";
   String toString() {
     String str = (malformedError != null) ? malformedError : "";
     if ((dstName != null) && (dstName.length > 0)) {
       str = "${str}type '$srcType' is not a subtype of "
             "type '$dstType' of '$dstName'.";
     } else {
       str = "${str}malformed type used.";
     }
     return str;
   }
   final String srcType;
   final String dstType;
   final String dstName;
   final String malformedError;
 }
 
 class CastErrorImplementation
     extends TypeErrorImplementation
     implements CastError {
   factory CastError._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "CastError can only be allocated by the VM");
   }
   // A CastError is allocated by TypeError._throwNew() when dst_name equals
   // Exceptions::kCastErrorDstName.
   String toString() {
     String str = (malformedError != null) ? malformedError : "";
     if ((dstName != null) && (dstName.length > 0)) {
       str = "${str}type '$srcType' is not a subtype of "
             "type '$dstType' in type cast.";
     } else {
       str = "${str}malformed type used in type cast.";
     }
     return str;
   }
 }
 
 class FallThroughErrorImplementation implements FallThroughError {
   factory FallThroughErrorImplementation._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "FallThroughError can only be allocated by the VM");
   }
   static _throwNew(int case_clause_pos) native "FallThroughError_throwNew";
   String toString() {
     return "'$url': Switch case fall-through at line $line.";
   }
   final String url;
   final int line;
 }
 
 class InternalError {
   const InternalError(this._msg);
   String toString() => "InternalError: '${_msg}'";
   final String _msg;
 }
 
 
 // TODO(regis): This class will change once mirrors are available.
 class NoSuchMethodErrorImplementation implements NoSuchMethodError {
   factory NoSuchMethodErrorImplementation._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "NoSuchMethodError can only be allocated by the VM");
   }
 
   String toString() => "No such method: '$functionName', url '$url' line $line "
       "pos $column\n$failedResolutionLine\n";
 
   static _throwNew(int call_pos, String functionName)
       native "NoSuchMethodError_throwNew";
 
   final String functionName;
   final String failedResolutionLine;
   final String url;
   final int line;
   final int column;
 }
 
 
 class AbstractClassInstantiationErrorImplementation
     implements AbstractClassInstantiationError {
 
   factory AbstractClassInstantiationErrorImplementation._uninstantiable() {
-    throw const UnsupportedOperationException(
+    throw new UnsupportedError(
         "AbstractClassInstantiationError can only be allocated by the VM");
   }
 
   static _throwNew(int case_clause_pos, String className)
       native "AbstractClassInstantiationError_throwNew";
 
   String toString() {
     return "Cannot instantiate abstract class $className: "
            "url '$url' line $line";
   }
 
   final String className;
   final String url;
   final int line;
 }