Switch line layout to LayoutUnit.

Source/core/layout/svg/line/SVGRootInlineBox.cpp

Index: Source/core/layout/svg/line/SVGRootInlineBox.cpp
diff --git a/Source/core/layout/svg/line/SVGRootInlineBox.cpp b/Source/core/layout/svg/line/SVGRootInlineBox.cpp
index 7fe47c452113c1db7c2ccf6cd4c0d7210346d93f..90bd021d751fa52372ac80ab69de2b91d91f7fff 100644
--- a/Source/core/layout/svg/line/SVGRootInlineBox.cpp
+++ b/Source/core/layout/svg/line/SVGRootInlineBox.cpp
@@ -65,7 +65,7 @@ void SVGRootInlineBox::computePerCharacterLayoutInformation()
 
     // Perform SVG text layout phase four
     // Position & resize all SVGInlineText/FlowBoxes in the inline box tree, resize the root box as well as the LayoutSVGText parent block.
-    FloatRectWillBeLayoutRect childRect;
+    LayoutRect childRect;
     layoutChildBoxes(this, &childRect);
     layoutRootBox(childRect);
 }
@@ -101,10 +101,10 @@ void SVGRootInlineBox::layoutCharactersInTextBoxes(InlineFlowBox* start, SVGText
     }
 }
 
-void SVGRootInlineBox::layoutChildBoxes(InlineFlowBox* start, FloatRectWillBeLayoutRect* childRect)
+void SVGRootInlineBox::layoutChildBoxes(InlineFlowBox* start, LayoutRect* childRect)
 {
     for (InlineBox* child = start->firstChild(); child; child = child->nextOnLine()) {
-        FloatRectWillBeLayoutRect boxRect;
+        LayoutRect boxRect;
         if (child->isSVGInlineTextBox()) {
             ASSERT(child->layoutObject().isSVGInlineText());
 
@@ -133,14 +133,14 @@ void SVGRootInlineBox::layoutChildBoxes(InlineFlowBox* start, FloatRectWillBeLay
     }
 }
 
-void SVGRootInlineBox::layoutRootBox(const FloatRectWillBeLayoutRect& childRect)
+void SVGRootInlineBox::layoutRootBox(const LayoutRect& childRect)
 {
     LayoutBlockFlow& parentBlock = block();
 
     // Finally, assign the root block position, now that all content is laid out.
     // FIXME: the call to enclosingLayoutRect() below is temporary and should be removed once
     // the transition to LayoutUnit-based types is complete (crbug.com/321237)
-    LayoutRect boundingRect = childRect.enclosingLayoutRect();
+    LayoutRect boundingRect = enclosingLayoutRect(childRect);
     parentBlock.setLocation(boundingRect.location());
     parentBlock.setSize(boundingRect.size());