Add DocumentMarkerList implementation classes

third_party/WebKit/Source/core/editing/BUILD.gn

Index: third_party/WebKit/Source/core/editing/BUILD.gn
diff --git a/third_party/WebKit/Source/core/editing/BUILD.gn b/third_party/WebKit/Source/core/editing/BUILD.gn
index 04518fa97be2533f2ef98c9ba9eb9fbbf7735f2d..c22226f7a287019b35b94bcf3b39adc92d817a69 100644
--- a/third_party/WebKit/Source/core/editing/BUILD.gn
+++ b/third_party/WebKit/Source/core/editing/BUILD.gn
@@ -187,6 +187,8 @@ blink_core_sources("editing") {
     "iterators/TextSearcherICU.h",
     "iterators/WordAwareIterator.cpp",
     "iterators/WordAwareIterator.h",
+    "markers/CompositionMarkerList.cpp",
+    "markers/CompositionMarkerList.h",
     "markers/DocumentMarker.cpp",
     "markers/DocumentMarker.h",
     "markers/DocumentMarkerController.cpp",
@@ -196,6 +198,12 @@ blink_core_sources("editing") {
     "markers/DocumentMarkerListEditor.cpp",
     "markers/DocumentMarkerListEditor.h",
     "markers/RenderedDocumentMarker.h",
+    "markers/SpellCheckMarkerList.cpp",
+    "markers/SpellCheckMarkerList.h",
+    "markers/TextMatchMarker.cpp",
+    "markers/TextMatchMarker.h",
+    "markers/TextMatchMarkerList.cpp",
+    "markers/TextMatchMarkerList.h",
     "serializers/HTMLInterchange.cpp",
     "serializers/HTMLInterchange.h",
     "serializers/MarkupAccumulator.cpp",