Return Object* instead of MaybeObject* from runtime calls.

src/accessors.cc

 // Copyright 2012 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 883 matching lines @@
   if (function->shared()->is_compiled()) {
     return Smi::FromInt(function->shared()->length());
   }
   // If the function isn't compiled yet, the length is not computed correctly
   // yet. Compile it now and return the right length.
   HandleScope scope(isolate);
   Handle<JSFunction> function_handle(function);
   if (Compiler::EnsureCompiled(function_handle, KEEP_EXCEPTION)) {
     return Smi::FromInt(function_handle->shared()->length());
   }
-  return Failure::Exception();
+  return isolate->heap()->exception();
 }
 
 
 const AccessorDescriptor Accessors::FunctionLength = {
   FunctionGetLength,
   ReadOnlySetAccessor,
   0
 };
 
 
@@ skipping 303 matching lines @@
   info->set_data(Smi::FromInt(index));
   Handle<Object> getter = v8::FromCData(isolate, &ModuleGetExport);
   Handle<Object> setter = v8::FromCData(isolate, &ModuleSetExport);
   info->set_getter(*getter);
   if (!(attributes & ReadOnly)) info->set_setter(*setter);
   return info;
 }
 
 
 } }  // namespace v8::internal