Move LeftWordPosition/RightWordPosition() to SelectionModifierWord.cpp

third_party/WebKit/Source/core/editing/VisibleUnits.h

Index: third_party/WebKit/Source/core/editing/VisibleUnits.h
diff --git a/third_party/WebKit/Source/core/editing/VisibleUnits.h b/third_party/WebKit/Source/core/editing/VisibleUnits.h
index 004227379bcde5cf9e699ed2aec725266fd9fce4..60f1bb351a7a81626fe35fcb54a2ea94f8df9869 100644
--- a/third_party/WebKit/Source/core/editing/VisibleUnits.h
+++ b/third_party/WebKit/Source/core/editing/VisibleUnits.h
@@ -183,8 +183,12 @@ CORE_EXPORT VisiblePositionInFlatTree
 EndOfWord(const VisiblePositionInFlatTree&, EWordSide = kRightWordIfOnBoundary);
 VisiblePosition PreviousWordPosition(const VisiblePosition&);
 VisiblePosition NextWordPosition(const VisiblePosition&);
+// TODO(yosin): We'll move |RightPositionOf()| as file location function
+// for |SelectionModifier| class.
 VisiblePosition RightWordPosition(const VisiblePosition&,
                                   bool skips_space_when_moving_right);
+// TODO(yosin): We'll move |LeftPositionOf()| as file location function
+// for |SelectionModifier| class.
 VisiblePosition LeftWordPosition(const VisiblePosition&,
                                  bool skips_space_when_moving_right);
 
@@ -346,6 +350,18 @@ CORE_EXPORT IntRect ComputeTextRect(const EphemeralRange&);
 IntRect ComputeTextRect(const EphemeralRangeInFlatTree&);
 FloatRect ComputeTextFloatRect(const EphemeralRange&);
 
+// Export below functions only for |SelectionModifier|.
+VisiblePosition HonorEditingBoundaryAtOrBefore(const VisiblePosition&,
+                                               const Position&);
+
+Position NextRootInlineBoxCandidatePosition(Node*,
+                                            const VisiblePosition&,
+                                            EditableType);
+
+Position PreviousRootInlineBoxCandidatePosition(Node*,
+                                                const VisiblePosition&,
+                                                EditableType);
+
 }  // namespace blink
 
 #endif  // VisibleUnits_h