Remove ExceptionState::throwIfNeeded

third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * 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
@@ skipping 19 matching lines @@
 
 #include "bindings/core/v8/ExceptionState.h"
 
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "core/dom/ExceptionCode.h"
 
 namespace blink {
 
+ExceptionState::~ExceptionState()
+{
+    if (!m_exception.isEmpty())
+        throwException();
+}
+
 void ExceptionState::clearException()
 {
     m_code = 0;
     m_exception.clear();
 }
 
 ScriptPromise ExceptionState::reject(ScriptState* scriptState)
 {
     ScriptPromise promise = ScriptPromise::reject(scriptState, m_exception.newLocal(scriptState->isolate()));
+    throwException();
     clearException();
     return promise;
 }
 
 void ExceptionState::reject(ScriptPromiseResolver* resolver)
 {
     resolver->reject(m_exception.newLocal(resolver->getScriptState()->isolate()));
+    throwException();
     clearException();
 }
 
 void ExceptionState::throwDOMException(const ExceptionCode& ec, const String& message)
 {
     ASSERT(ec);
     ASSERT(m_isolate);
     ASSERT(!m_creationContext.IsEmpty());
 
     // SecurityError is thrown via ::throwSecurityError, and _careful_ consideration must be given to the data exposed to JavaScript via the 'sanitizedMessage'.
@@ skipping 25 matching lines @@
         return;
     }
 
     m_exception.set(m_isolate, exception);
 }
 
 void ExceptionState::throwException()
 {
     ASSERT(!m_exception.isEmpty());
     V8ThrowException::throwException(m_exception.newLocal(m_isolate), m_isolate);
+    clearException();
 }
 
 void ExceptionState::throwTypeError(const String& message)
 {
     ASSERT(m_isolate);
     m_code = V8TypeError;
     m_message = message;
     setException(V8ThrowException::createTypeError(m_isolate, addExceptionContext(message)));
 }
 
@@ skipping 81 matching lines @@
             processedMessage = ExceptionMessages::failedToDeleteIndexed(interfaceName(), message);
         else if (m_context == IndexedGetterContext)
             processedMessage = ExceptionMessages::failedToGetIndexed(interfaceName(), message);
         else if (m_context == IndexedSetterContext)
             processedMessage = ExceptionMessages::failedToSetIndexed(interfaceName(), message);
     }
     return processedMessage;
 }
 
 } // namespace blink