Added support for isolate unhandled exceptions.

runtime/vm/dart.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/dart.h"
 
 #include "vm/dart_api_state.h"
 #include "vm/flags.h"
 #include "vm/freelist.h"
 #include "vm/handles.h"
@@ skipping 31 matching lines @@
     // RawInstruction objects are premarked on allocation.
     if (!obj->IsMarked()) {
       obj->SetMarkBit();
     }
   }
 };
 
 
 // TODO(turnidge): We should add a corresponding Dart::Cleanup.
 const char* Dart::InitOnce(Dart_IsolateCreateCallback create,
-                    Dart_IsolateInterruptCallback interrupt,
-                    Dart_IsolateShutdownCallback shutdown) {
+                           Dart_IsolateInterruptCallback interrupt,
+                           Dart_IsolateUnhandledExceptionCallback unhandled,
+                           Dart_IsolateShutdownCallback shutdown) {
   // TODO(iposva): Fix race condition here.
   if (vm_isolate_ != NULL || !Flags::Initialized()) {
     return "VM already initialized.";
   }
   OS::InitOnce();
   VirtualMemory::InitOnce();
   Isolate::InitOnce();
   PortMap::InitOnce();
   FreeListElement::InitOnce();
   Api::InitOnce();
@@ skipping 19 matching lines @@
       return "SSE2 is required.";
     }
 #endif
     PremarkingVisitor premarker(vm_isolate_);
     vm_isolate_->heap()->IterateOldObjects(&premarker);
     vm_isolate_->heap()->WriteProtect(true);
   }
   Isolate::SetCurrent(NULL);  // Unregister the VM isolate from this thread.
   Isolate::SetCreateCallback(create);
   Isolate::SetInterruptCallback(interrupt);
+  Isolate::SetUnhandledExceptionCallback(unhandled);
   Isolate::SetShutdownCallback(shutdown);
   return NULL;
 }
 
 
 Isolate* Dart::CreateIsolate(const char* name_prefix) {
   // Create a new isolate.
   Isolate* isolate = Isolate::Init(name_prefix);
   ASSERT(isolate != NULL);
   return isolate;
@@ skipping 82 matching lines @@
   isolate->Shutdown();
   delete isolate;
 
   Dart_IsolateShutdownCallback callback = Isolate::ShutdownCallback();
   if (callback != NULL) {
     (callback)(callback_data);
   }
 }
 
 }  // namespace dart