Selection API: add removeRange().

third_party/WebKit/Source/core/editing/Selection.idl

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  * 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 22 matching lines @@
 ] interface Selection {
     [MeasureAs=SelectionAnchorNode] readonly attribute Node? anchorNode;
     [MeasureAs=SelectionAnchorOffset] readonly attribute unsigned long anchorOffset;
     [MeasureAs=SelectionFocusNode] readonly attribute Node? focusNode;
     [MeasureAs=SelectionFocusOffset] readonly attribute unsigned long focusOffset;
     [MeasureAs=SelectionIsCollapsed] readonly attribute boolean isCollapsed;
     [MeasureAs=SelectionRangeCount] readonly attribute unsigned long rangeCount;
     [MeasureAs=SelectionType] readonly attribute DOMString type;
     [MeasureAs=SelectionGetRangeAt, RaisesException] Range getRangeAt(unsigned long index);
     [MeasureAs=SelectionAddRange] void addRange(Range range);
-    // TODO(yoichio): Implement removeRange. crbug.com/391673
-    //void removeRange(Range range);
+    void removeRange(Range range);
     [MeasureAs=SelectionRemoveAllRanges] void removeAllRanges();
     [MeasureAs=SelectionEmpty] void empty();
     [MeasureAs=SelectionCollapse, RaisesException] void collapse(Node? node, optional unsigned long offset = 0);
     [ImplementedAs=collapse, MeasureAs=SelectionSetPosition, RaisesException] void setPosition(Node? node, optional unsigned long offset = 0);
     [MeasureAs=SelectionCollapseToStart, RaisesException] void collapseToStart();
     [MeasureAs=SelectionCollapseToEnd, RaisesException] void collapseToEnd();
     [MeasureAs=SelectionExtend, RaisesException] void extend(Node node, optional unsigned long offset = 0);
     // TODO(foolip): The arguments should be anchorNode, anchorOffset,
     // focusNode and focusOffset, and none of them are nullable in the spec.
     [MeasureAs=SelectionSetBaseAndExtent, RaisesException] void setBaseAndExtent(Node? baseNode, unsigned long baseOffset,
                                                                                  Node? extentNode, unsigned long extentOffset);
     [MeasureAs=SelectionSelectAllChildren, RaisesException] void selectAllChildren(Node node);
     [MeasureAs=SelectionDeleteDromDocument, CEReactions, CustomElementCallbacks] void deleteFromDocument();
     [MeasureAs=SelectionContainsNode] boolean containsNode(Node node, optional boolean allowPartialContainment = false);
     [MeasureAs=SelectionDOMString] stringifier;
 
     // Non-standard APIs
 
     // https://github.com/w3c/selection-api/issues/34
     [MeasureAs=SelectionBaseNode] readonly attribute Node? baseNode;
     [MeasureAs=SelectionBaseOffset] readonly attribute unsigned long baseOffset;
     [MeasureAs=SelectionExtentNode] readonly attribute Node? extentNode;
     [MeasureAs=SelectionExtentOffset] readonly attribute unsigned long extentOffset;
 
     // https://github.com/w3c/selection-api/issues/37
     [MeasureAs=SelectionModify] void modify([Default=Undefined] optional DOMString alter,
                                             [Default=Undefined] optional DOMString direction,
                                             [Default=Undefined] optional DOMString granularity);
 };