Implement complete lifecycle transition for IdleSpellCheckCallback

third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.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 905 matching lines @@
   // In the long term we should use idle time spell checker to prevent
   // synchronous layout caused by spell checking (see crbug.com/517298).
   oldSelectionStart.document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   return isEditablePosition(oldSelectionStart);
 }
 
 void SpellChecker::respondToChangedSelection(
     const Position& oldSelectionStart,
     FrameSelection::SetSelectionOptions options) {
-  if (RuntimeEnabledFeatures::idleTimeSpellCheckingEnabled())
+  if (RuntimeEnabledFeatures::idleTimeSpellCheckingEnabled()) {
+    m_idleSpellCheckCallback->setNeedsInvocation();
     return;
+  }
 
   TRACE_EVENT0("blink", "SpellChecker::respondToChangedSelection");
   if (!isSpellCheckingEnabledFor(oldSelectionStart))
     return;
 
   // When spell checking is off, existing markers disappear after the selection
   // changes.
   if (!isSpellCheckingEnabled()) {
     frame().document()->markers().removeMarkers(DocumentMarker::Spelling);
     frame().document()->markers().removeMarkers(DocumentMarker::Grammar);
@@ skipping 23 matching lines @@
   }
 
   // When typing we check spelling elsewhere, so don't redo it here.
   // If this is a change in selection resulting from a delete operation,
   // oldSelection may no longer be in the document.
   // FIXME(http://crbug.com/382809): if oldSelection is on a textarea
   // element, we cause synchronous layout.
   spellCheckOldSelection(oldSelectionStart, newAdjacentWords);
 }
 
+void SpellChecker::respondToChangedContents() {
+  updateMarkersForWordsAffectedByEditing(true);
+  if (RuntimeEnabledFeatures::idleTimeSpellCheckingEnabled())
+    m_idleSpellCheckCallback->setNeedsInvocation();
+}
+
 void SpellChecker::removeSpellingMarkers() {
   frame().document()->markers().removeMarkers(
       DocumentMarker::MisspellingMarkers());
 }
 
 void SpellChecker::removeSpellingMarkersUnderWords(
     const Vector<String>& words) {
   MarkerRemoverPredicate removerPredicate(words);
 
   DocumentMarkerController& markerController = frame().document()->markers();
@@ skipping 113 matching lines @@
   frame().document()->markers().removeMarkers(range, markerTypes);
 }
 
 // TODO(xiaochengh): This function is only used by unit tests. We should move it
 // to IdleSpellCheckCallback and modify unit tests to cope with idle time spell
 // checker.
 void SpellChecker::cancelCheck() {
   m_spellCheckRequester->cancelCheck();
 }
 
+void SpellChecker::documentAttached(Document* document) {
+  m_idleSpellCheckCallback->documentAttached(document);
+}
+
 DEFINE_TRACE(SpellChecker) {
   visitor->trace(m_frame);
   visitor->trace(m_spellCheckRequester);
   visitor->trace(m_idleSpellCheckCallback);
 }
 
 void SpellChecker::prepareForLeakDetection() {
   m_spellCheckRequester->prepareForLeakDetection();
 }
 
@@ skipping 111 matching lines @@
         startOfNextParagraph(createVisiblePosition(paragraphEnd));
     paragraphStart = newParagraphStart.toParentAnchoredPosition();
     paragraphEnd = endOfParagraph(newParagraphStart).toParentAnchoredPosition();
     firstIteration = false;
     totalLengthProcessed += currentLength;
   }
   return std::make_pair(firstFoundItem, firstFoundOffset);
 }
 
 }  // namespace blink