Move ScriptState::GetExecutionContext (Part 4)

third_party/WebKit/Source/core/dom/MessagePort.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 60 matching lines @@
   // Make sure we aren't connected to any of the passed-in ports.
   for (unsigned i = 0; i < ports.size(); ++i) {
     if (ports[i] == this) {
       exception_state.ThrowDOMException(
           kDataCloneError,
           "Port at index " + String::Number(i) + " contains the source port.");
       return;
     }
   }
   MessagePortChannelArray channels = MessagePort::DisentanglePorts(
-      script_state->GetExecutionContext(), ports, exception_state);
+      ExecutionContext::From(script_state), ports, exception_state);
   if (exception_state.HadException())
     return;
 
   WebString message_string = message->ToWireString();
   WebMessagePortChannelArray web_channels =
       ToWebMessagePortChannelArray(std::move(channels));
   entangled_channel_->PostMessage(message_string, std::move(web_channels));
 }
 
 // static
@@ skipping 194 matching lines @@
   }
   return port_array;
 }
 
 DEFINE_TRACE(MessagePort) {
   ContextLifecycleObserver::Trace(visitor);
   EventTargetWithInlineData::Trace(visitor);
 }
 
 }  // namespace blink