Use LayoutUnit in NinePieceImage drawing

third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp

Index: third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp
diff --git a/third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp b/third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp
index b59320dcaa719ad9b4f8285df0a6cdf38b6fd002..d1cfda54ca605de0872aeda15cfe37d22655e656 100644
--- a/third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp
+++ b/third_party/WebKit/Source/core/paint/NinePieceImageGrid.cpp
@@ -9,7 +9,6 @@
 #include "core/style/NinePieceImage.h"
 #include "platform/LengthFunctions.h"
 #include "platform/geometry/FloatSize.h"
-#include "platform/geometry/IntSize.h"
 
 namespace blink {
 
@@ -28,7 +27,7 @@ static int computeEdgeSlice(const Length& slice, LayoutUnit maximum)
     return std::min<int>(maximum, valueForLength(slice, maximum));
 }
 
-NinePieceImageGrid::NinePieceImageGrid(const NinePieceImage& ninePieceImage, IntSize imageSize, IntRect borderImageArea,
+NinePieceImageGrid::NinePieceImageGrid(const NinePieceImage& ninePieceImage, LayoutSize imageSize, LayoutRect borderImageArea,
     const IntRectOutsets& borderWidths)
     : m_borderImageArea(borderImageArea)
     , m_imageSize(imageSize)
@@ -71,7 +70,7 @@ NinePieceImageGrid::NinePieceImageGrid(const NinePieceImage& ninePieceImage, Int
 
 // Given a rectangle, construct a subrectangle using offset, width and height. Negative offsets are relative to the
 // extent of the given rectangle.
-static FloatRect subrect(IntRect rect, float offsetX, float offsetY, float width, float height)
+static FloatRect subrect(LayoutRect rect, float offsetX, float offsetY, float width, float height)
 {
     float baseX = rect.x();
     if (offsetX < 0)
@@ -84,9 +83,9 @@ static FloatRect subrect(IntRect rect, float offsetX, float offsetY, float width
     return FloatRect(baseX + offsetX, baseY + offsetY, width, height);
 }
 
-static FloatRect subrect(IntSize size, float offsetX, float offsetY, float width, float height)
+static FloatRect subrect(LayoutSize size, float offsetX, float offsetY, float width, float height)
 {
-    return subrect(IntRect(IntPoint(), size), offsetX, offsetY, width, height);
+    return subrect(LayoutRect(LayoutPoint(), size), offsetX, offsetY, width, height);
 }
 
 static inline void setCornerPiece(NinePieceImageGrid::NinePieceDrawInfo& drawInfo, bool isDrawable,
@@ -156,8 +155,8 @@ static inline void setVerticalEdge(NinePieceImageGrid::NinePieceDrawInfo& drawIn
 
 void NinePieceImageGrid::setDrawInfoEdge(NinePieceDrawInfo& drawInfo, NinePiece piece) const
 {
-    IntSize edgeSourceSize = m_imageSize - IntSize(m_left.slice + m_right.slice, m_top.slice + m_bottom.slice);
-    IntSize edgeDestinationSize = m_borderImageArea.size() - IntSize(m_left.width + m_right.width, m_top.width + m_bottom.width);
+    LayoutSize edgeSourceSize = m_imageSize - LayoutSize(m_left.slice + m_right.slice, m_top.slice + m_bottom.slice);
+    LayoutSize edgeDestinationSize = m_borderImageArea.size() - LayoutSize(m_left.width + m_right.width, m_top.width + m_bottom.width);
 
     switch (piece) {
     case LeftPiece:
@@ -192,9 +191,9 @@ void NinePieceImageGrid::setDrawInfoEdge(NinePieceDrawInfo& drawInfo, NinePiece
 
 void NinePieceImageGrid::setDrawInfoMiddle(NinePieceDrawInfo& drawInfo) const
 {
-    IntSize sourceSize = m_imageSize - IntSize(m_left.slice + m_right.slice, m_top.slice + m_bottom.slice);
-    IntSize destinationSize =
-        m_borderImageArea.size() - IntSize(m_left.width + m_right.width, m_top.width + m_bottom.width);
+    LayoutSize sourceSize = m_imageSize - LayoutSize(m_left.slice + m_right.slice, m_top.slice + m_bottom.slice);
+    LayoutSize destinationSize =
+        m_borderImageArea.size() - LayoutSize(m_left.width + m_right.width, m_top.width + m_bottom.width);
 
     drawInfo.isDrawable = m_fill && !sourceSize.isEmpty() && !destinationSize.isEmpty();
     if (!drawInfo.isDrawable)