[WIP] Add DocumentMarkerController::addGrammarMarker() and addSpellingMarker()

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

Index: third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.cpp
diff --git a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.cpp b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.cpp
index 9c58d8f68325e7940349f484924c3df399a00396..c4ac4a97857c7bbaf3599d5e99d55040bf1bce74 100644
--- a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.cpp
+++ b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.cpp
@@ -62,10 +62,14 @@ void DocumentMarkerController::clear() {
   }
 }
 
-void DocumentMarkerController::addMarker(const Position& start,
-                                         const Position& end,
-                                         DocumentMarker::MarkerType type,
-                                         const String& description) {
+void DocumentMarkerController::addGrammarOrSpellingMarker(
+    const Position& start,
+    const Position& end,
+    DocumentMarker::MarkerType type,
+    const String& description) {
+  DCHECK(!m_document->needsLayoutTreeUpdate());
+  DCHECK(type == DocumentMarker::Grammar || type == DocumentMarker::Spelling)
+      << type;
   // Use a TextIterator to visit the potentially multiple nodes the range
   // covers.
   for (TextIterator markedText(start, end); !markedText.atEnd();
@@ -77,6 +81,18 @@ void DocumentMarkerController::addMarker(const Position& start,
   }
 }
 
+void DocumentMarkerController::addSpellingMarker(const Position& start,
+                                                 const Position& end,
+                                                 const String& description) {
+  addGrammarOrSpellingMarker(start, end, DocumentMarker::Spelling, description);
+}
+
+void DocumentMarkerController::addGrammarMarker(const Position& start,
+                                                const Position& end,
+                                                const String& description) {
+  addGrammarOrSpellingMarker(start, end, DocumentMarker::Grammar, description);
+}
+
 void DocumentMarkerController::addTextMatchMarker(const EphemeralRange& range,
                                                   bool activeMatch) {
   DCHECK(!m_document->needsLayoutTreeUpdate());