Removing more implicit LayoutUnit construction

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

Index: third_party/WebKit/Source/core/editing/SelectionEditor.cpp
diff --git a/third_party/WebKit/Source/core/editing/SelectionEditor.cpp b/third_party/WebKit/Source/core/editing/SelectionEditor.cpp
index a4347b5f4da6554952f2f3144eae9aca73d52947..76bdfcf8ce544a144468fadadc6fefd6c4d0d898 100644
--- a/third_party/WebKit/Source/core/editing/SelectionEditor.cpp
+++ b/third_party/WebKit/Source/core/editing/SelectionEditor.cpp
@@ -765,15 +765,15 @@ bool SelectionEditor::modify(EAlteration alter, unsigned verticalDistance, Verti
 
 // Abs x/y position of the caret ignoring transforms.
 // TODO(yosin) navigation with transforms should be smarter.
-static int lineDirectionPointForBlockDirectionNavigationOf(const VisiblePosition& visiblePosition)
+static LayoutUnit lineDirectionPointForBlockDirectionNavigationOf(const VisiblePosition& visiblePosition)
 {
     if (visiblePosition.isNull())
-        return 0;
+        return LayoutUnit();
 
     LayoutObject* layoutObject;
     LayoutRect localRect = localCaretRectOfPosition(visiblePosition.toPositionWithAffinity(), layoutObject);
     if (localRect.isEmpty() || !layoutObject)
-        return 0;
+        return LayoutUnit();
 
     // This ignores transforms on purpose, for now. Vertical navigation is done
     // without consulting transforms, so that 'up' in transformed text is 'up'
@@ -782,7 +782,7 @@ static int lineDirectionPointForBlockDirectionNavigationOf(const VisiblePosition
     LayoutObject* containingBlock = layoutObject->containingBlock();
     if (!containingBlock)
         containingBlock = layoutObject; // Just use ourselves to determine the writing mode if we have no containing block.
-    return containingBlock->isHorizontalWritingMode() ? caretPoint.x() : caretPoint.y();
+    return LayoutUnit(containingBlock->isHorizontalWritingMode() ? caretPoint.x() : caretPoint.y());
 }
 
 LayoutUnit SelectionEditor::lineDirectionPointForBlockDirectionNavigation(EPositionType type)