ASSERT -> DCHECK in core/editing.

third_party/WebKit/Source/core/editing/InputMethodController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 267 matching lines @@
             else
                 event = CompositionEvent::create(EventTypeNames::compositionend, frame().domWindow(), text);
         }
         if (event)
             target->dispatchEvent(event);
     }
 
     // If text is empty, then delete the old composition here. If text is non-empty, InsertTextCommand::input
     // will delete the old composition with an optimized replace operation.
     if (text.isEmpty()) {
-        ASSERT(frame().document());
+        DCHECK(frame().document());
         TypingCommand::deleteSelection(*frame().document(), TypingCommand::PreventSpellChecking);
     }
 
     clear();
 
     if (text.isEmpty())
         return;
-    ASSERT(frame().document());
+    DCHECK(frame().document());
     TypingCommand::insertText(*frame().document(), text, TypingCommand::SelectInsertedText | TypingCommand::PreventSpellChecking, TypingCommand::TextCompositionUpdate);
 
     // Find out what node has the composition now.
     Position base = mostForwardCaretPosition(frame().selection().base());
     Node* baseNode = base.anchorNode();
     if (!baseNode || !baseNode->isTextNode())
         return;
 
     Position extent = frame().selection().extent();
     Node* extentNode = extent.anchorNode();
@@ skipping 86 matching lines @@
 {
     return plainText(compositionEphemeralRange(), TextIteratorEmitsOriginalText);
 }
 
 PlainTextRange InputMethodController::getSelectionOffsets() const
 {
     EphemeralRange range = firstEphemeralRangeOf(frame().selection().selection());
     if (range.isNull())
         return PlainTextRange();
     ContainerNode* editable = frame().selection().rootEditableElementOrTreeScopeRootNode();
-    ASSERT(editable);
+    DCHECK(editable);
     return PlainTextRange::create(*editable, range);
 }
 
 bool InputMethodController::setSelectionOffsets(const PlainTextRange& selectionOffsets)
 {
     if (selectionOffsets.isNull())
         return false;
     Element* rootEditableElement = frame().selection().rootEditableElement();
     if (!rootEditableElement)
         return false;
@@ skipping 42 matching lines @@
     TypingCommand::deleteSelection(*frame().document());
 }
 
 DEFINE_TRACE(InputMethodController)
 {
     visitor->trace(m_frame);
     visitor->trace(m_compositionRange);
 }
 
 } // namespace blink