Omit "int" when using "unsigned" modifier

Source/core/page/EventSource.cpp

 /*
  * Copyright (C) 2009, 2012 Ericsson AB. All rights reserved.
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2011, Code Aurora Forum. 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
@@ skipping 309 matching lines @@
         m_state = CLOSED;
         unsetPendingActivity(this);
     }
 
     ASSERT(m_state == CLOSED);
     dispatchEvent(Event::create(EventTypeNames::error));
 }
 
 void EventSource::parseEventStream()
 {
-    unsigned int bufPos = 0;
-    unsigned int bufSize = m_receiveBuf.size();
+    unsigned bufPos = 0;
+    unsigned bufSize = m_receiveBuf.size();
     while (bufPos < bufSize) {
         if (m_discardTrailingNewline) {
             if (m_receiveBuf[bufPos] == '\n')
                 bufPos++;
             m_discardTrailingNewline = false;
         }
 
         int lineLength = -1;
         int fieldLength = -1;
-        for (unsigned int i = bufPos; lineLength < 0 && i < bufSize; i++) {
+        for (unsigned i = bufPos; lineLength < 0 && i < bufSize; i++) {
             switch (m_receiveBuf[i]) {
             case ':':
                 if (fieldLength < 0)
                     fieldLength = i - bufPos;
                 break;
             case '\r':
                 m_discardTrailingNewline = true;
             case '\n':
                 lineLength = i - bufPos;
                 break;
@@ skipping 74 matching lines @@
 
 PassRefPtr<MessageEvent> EventSource::createMessageEvent()
 {
     RefPtr<MessageEvent> event = MessageEvent::create();
     event->initMessageEvent(m_eventName.isEmpty() ? EventTypeNames::message : m_eventName, false, false, SerializedScriptValue::create(String(m_data)), m_eventStreamOrigin, m_lastEventId, 0, nullptr);
     m_data.clear();
     return event.release();
 }
 
 } // namespace WebCore