Make v8::TryCatch able to consume natively thrown exceptions.

src/isolate.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "ast.h"
 #include "bootstrapper.h"
@@ skipping 867 matching lines @@
 Object* Isolate::ThrowInvalidStringLength() {
   return Throw(*factory()->NewRangeError(
       "invalid_string_length", HandleVector<Object>(NULL, 0)));
 }
 
 
 void Isolate::ScheduleThrow(Object* exception) {
   // When scheduling a throw we first throw the exception to get the
   // error reporting if it is uncaught before rescheduling it.
   Throw(exception);
-  PropagatePendingExceptionToExternalTryCatch();
+  OptionalRescheduleException(false);
   if (has_pending_exception()) {
     thread_local_top()->scheduled_exception_ = pending_exception();
     thread_local_top()->external_caught_exception_ = false;
     clear_pending_exception();
   }
 }
 
 
 void Isolate::RestorePendingMessageFromTryCatch(v8::TryCatch* handler) {
   ASSERT(handler == try_catch_handler());
@@ skipping 1354 matching lines @@
   ASSERT(handle_scope_implementer()->CallDepthIsZero());
 
   // Increase call depth to prevent recursive callbacks.
   handle_scope_implementer()->IncrementCallDepth();
   Execution::RunMicrotasks(this);
   handle_scope_implementer()->DecrementCallDepth();
 }
 
 
 } }  // namespace v8::internal