Expose Compute{Start,End}RespectingGranularity()

third_party/WebKit/Source/core/editing/VisibleSelection.cpp

Index: third_party/WebKit/Source/core/editing/VisibleSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
index 10de17809978323ad42f64045dfc08a34b7fedb9..9714d1a59c76f4cf000be645a5fd137d87efd2a5 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
@@ -217,7 +217,7 @@ void VisibleSelectionTemplate<Strategy>::SetBaseAndExtentToDeepEquivalents() {
 }
 
 template <typename Strategy>
-static PositionTemplate<Strategy> ComputeStartRespectingGranularity(
+static PositionTemplate<Strategy> ComputeStartRespectingGranularityAlgorithm(
     const PositionWithAffinityTemplate<Strategy>& passed_start,
     TextGranularity granularity) {
   DCHECK(passed_start.IsNotNull());
@@ -276,8 +276,20 @@ static PositionTemplate<Strategy> ComputeStartRespectingGranularity(
   return passed_start.GetPosition();
 }
 
+static Position ComputeStartRespectingGranularity(
+    const PositionWithAffinity& start,
+    TextGranularity granularity) {
+  return ComputeStartRespectingGranularityAlgorithm(start, granularity);
+}
+
+PositionInFlatTree ComputeStartRespectingGranularity(
+    const PositionInFlatTreeWithAffinity& start,
+    TextGranularity granularity) {
+  return ComputeStartRespectingGranularityAlgorithm(start, granularity);
+}
+
 template <typename Strategy>
-static PositionTemplate<Strategy> ComputeEndRespectingGranularity(
+static PositionTemplate<Strategy> ComputeEndRespectingGranularityAlgorithm(
     const PositionTemplate<Strategy>& start,
     const PositionWithAffinityTemplate<Strategy>& passed_end,
     TextGranularity granularity) {
@@ -392,6 +404,19 @@ static PositionTemplate<Strategy> ComputeEndRespectingGranularity(
   return passed_end.GetPosition();
 }
 
+static Position ComputeEndRespectingGranularity(const Position& start,
+                                                const PositionWithAffinity& end,
+                                                TextGranularity granularity) {
+  return ComputeEndRespectingGranularityAlgorithm(start, end, granularity);
+}
+
+PositionInFlatTree ComputeEndRespectingGranularity(
+    const PositionInFlatTree& start,
+    const PositionInFlatTreeWithAffinity& end,
+    TextGranularity granularity) {
+  return ComputeEndRespectingGranularityAlgorithm(start, end, granularity);
+}
+
 template <typename Strategy>
 void VisibleSelectionTemplate<Strategy>::UpdateSelectionType() {
   selection_type_ = ComputeSelectionType(start_, end_);