Stop throwing exceptions for out-of-range accesses to CanvasArrays....

src/factory.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 345 matching lines @@
                                       Vector< Handle<Object> > args) {
   return NewError("MakeRangeError", type, args);
 }
 
 
 Handle<Object> Factory::NewRangeError(Handle<String> message) {
   return NewError("$RangeError", message);
 }
 
 
-Handle<Object> Factory::NewIndexError(uint32_t index) {
-  Handle<Object> indexHandle = Handle<Object>(Heap::NumberFromUint32(index));
-  return NewRangeError("invalid_array_index",
-                       HandleVector<Object>(&indexHandle,
-                                            1));
-}
-
-
 Handle<Object> Factory::NewSyntaxError(const char* type, Handle<JSArray> args) {
   return NewError("MakeSyntaxError", type, args);
 }
 
 
 Handle<Object> Factory::NewSyntaxError(Handle<String> message) {
   return NewError("$SyntaxError", message);
 }
 
 
@@ skipping 569 matching lines @@
     Execution::ConfigureInstance(instance,
                                  instance_template,
                                  pending_exception);
   } else {
     *pending_exception = false;
   }
 }
 
 
 } }  // namespace v8::internal