[WIP] Add support for Android SuggestionSpans when editing text

third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
@@ skipping 52 matching lines @@
   void addMarker(const Position& start,
                  const Position& end,
                  DocumentMarker::MarkerType,
                  const String& description = emptyString(),
                  uint32_t hash = 0);
   void addTextMatchMarker(const EphemeralRange&, bool activeMatch);
   void addCompositionMarker(const Position& start,
                             const Position& end,
                             Color underlineColor,
                             bool thick,
-                            Color backgroundColor);
+                            Color backgroundColor,
+                            const std::vector<std::string>& suggestions);
+  void addSuggestionBackgroundHighlightMarker(const Position& start,
+                                              const Position& end,
+                                              Color underlineColor,
+                                              bool thick,
+                                              Color backgroundColor);
 
   void copyMarkers(Node* srcNode,
                    unsigned startOffset,
                    int length,
                    Node* dstNode,
                    int delta);
 
   void prepareForDestruction();
   // When a marker partially overlaps with range, if
   // removePartiallyOverlappingMarkers is true, we completely remove the marker.
@@ skipping 13 matching lines @@
                      DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers(),
                      RemovePartiallyOverlappingMarkerOrNot =
                          DoNotRemovePartiallyOverlappingMarker);
 
   void removeMarkers(
       DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers());
   void removeMarkers(
       Node*,
       DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers());
   void removeMarkers(const MarkerRemoverPredicate& shouldRemoveMarker);
+  void removeSuggestionMarkersByID(const Vector<int>& idsToRemove);
   void repaintMarkers(
       DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers());
-  void shiftMarkers(Node*, unsigned startOffset, int delta);
+  void shiftMarkers(Node*, int startOffset, int prevLength, int delta);
   // Returns true if markers within a range are found.
   bool setMarkersActive(const EphemeralRange&, bool);
   // Returns true if markers within a range defined by a node, |startOffset| and
   // |endOffset| are found.
   bool setMarkersActive(Node*, unsigned startOffset, unsigned endOffset, bool);
   bool hasMarkers(Node* node) const { return m_markers.contains(node); }
 
   DocumentMarkerVector markersFor(
       Node*,
       DocumentMarker::MarkerTypes = DocumentMarker::AllMarkers());
@@ skipping 23 matching lines @@
   void removeMarkersFromList(MarkerMap::iterator, DocumentMarker::MarkerTypes);
   void removeMarkers(TextIterator&,
                      DocumentMarker::MarkerTypes,
                      RemovePartiallyOverlappingMarkerOrNot);
 
   MarkerMap m_markers;
   // Provide a quick way to determine whether a particular marker type is absent
   // without going through the map.
   DocumentMarker::MarkerTypes m_possiblyExistingMarkerTypes;
   const Member<const Document> m_document;
+  int m_nextSuggestionMarkerID;
 };
 
 }  // namespace blink
 
 #ifndef NDEBUG
 void showDocumentMarkers(const blink::DocumentMarkerController*);
 #endif
 
 #endif  // DocumentMarkerController_h