RELEASE_ASSERT -> CHECK and ASSERT -> DCHECK in web.

third_party/WebKit/Source/web/WebInputEventConversion.cpp

 /*
  * Copyright (C) 2009 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 338 matching lines @@
     m_modifiers = e.modifiers;
     m_timestamp = e.timeStampSeconds;
     m_windowsVirtualKeyCode = e.windowsKeyCode;
 }
 
 void PlatformKeyboardEventBuilder::setKeyType(EventType type)
 {
     // According to the behavior of Webkit in Windows platform,
     // we need to convert KeyDown to RawKeydown and Char events
     // See WebKit/WebKit/Win/WebView.cpp
-    ASSERT(m_type == KeyDown);
-    ASSERT(type == RawKeyDown || type == Char);
+    DCHECK(m_type == KeyDown);
+    DCHECK(type == RawKeyDown || type == Char);
     m_type = type;
 
     if (type == RawKeyDown) {
         m_text = String();
         m_unmodifiedText = String();
     } else {
         m_keyIdentifier = String();
         m_windowsVirtualKeyCode = 0;
     }
 }
@@ skipping 412 matching lines @@
         break;
     case GestureSourceTouchscreen:
         sourceDevice = WebGestureDeviceTouchscreen;
         break;
     case GestureSourceUninitialized:
         ASSERT_NOT_REACHED();
     }
 }
 
 } // namespace blink