Switch BackgroundImageGeometry's m_phase from LayoutPoint to LayoutSize.
https://bugs.webkit.org/show_bug.cgi?id=141972

Reviewed by Simon Fraser.

Image geometry's phase represents distance.

No change in functionality.

* WebCore.order:
* platform/graphics/GraphicsLayer.h:
(WebCore::GraphicsLayer::setContentsTilePhase):
(WebCore::GraphicsLayer::contentsTilePhase):
* platform/graphics/texmap/TextureMapperLayer.cpp:
(WebCore::TextureMapperLayer::computePatternTransformIfNeeded):
(WebCore::TextureMapperLayer::setContentsTilePhase):
* platform/graphics/texmap/TextureMapperLayer.h:
* platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp:
(WebCore::CoordinatedGraphicsLayer::setContentsTilePhase):
* rendering/RenderBoxModelObject.cpp:
(WebCore::RenderBoxModelObject::paintFillLayerExtended):
(WebCore::BackgroundImageGeometry::setNoRepeatX):
(WebCore::BackgroundImageGeometry::setNoRepeatY):
(WebCore::BackgroundImageGeometry::useFixedAttachment):
(WebCore::BackgroundImageGeometry::relativePhase):
(WebCore::RenderBoxModelObject::pixelSnapBackgroundImageGeometryForPainting):
(WebCore::RenderBoxModelObject::getGeometryForBackgroundImage):
* rendering/RenderBoxModelObject.h:
(WebCore::BackgroundImageGeometry::phase):
(WebCore::BackgroundImageGeometry::setPhase):
(WebCore::BackgroundImageGeometry::setPhaseX):
(WebCore::BackgroundImageGeometry::setPhaseY):
* rendering/RenderLayerBacking.cpp:
(WebCore::RenderLayerBacking::resetContentsRect):
(WebCore::RenderLayerBacking::updateDirectlyCompositedBackgroundImage):
* rendering/svg/RenderSVGResourceMasker.cpp:
(WebCore::RenderSVGResourceMasker::drawMaskForRenderer):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@180580 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Source/WebCore/rendering/RenderBoxModelObject.h b/Source/WebCore/rendering/RenderBoxModelObject.h
index 24c0802..87b8847 100644
--- a/Source/WebCore/rendering/RenderBoxModelObject.h
+++ b/Source/WebCore/rendering/RenderBoxModelObject.h
@@ -78,20 +78,19 @@
     void setDestRect(const LayoutRect& destRect) { m_destRect = destRect; }
     
     // Returns the phase relative to the destination rectangle.
-    LayoutPoint relativePhase() const;
+    LayoutSize relativePhase() const;
     
-    LayoutPoint phase() const { return m_phase; }
-    void setPhase(const LayoutPoint& phase) { m_phase = phase; }
-    
+    LayoutSize phase() const { return m_phase; }
+    void setPhase(const LayoutSize& phase) { m_phase = phase; }
+    void setPhaseX(LayoutUnit deltaX) { m_phase.setWidth(deltaX); }
+    void setPhaseY(LayoutUnit deltaY) { m_phase.setHeight(deltaY); }
+
     LayoutSize tileSize() const { return m_tileSize; }
     void setTileSize(const LayoutSize& tileSize) { m_tileSize = tileSize; }
     
     LayoutSize spaceSize() const { return m_space; }
     void setSpaceSize(const LayoutSize& space) { m_space = space; }
     
-    void setPhaseX(LayoutUnit  x) { m_phase.setX(x); }
-    void setPhaseY(LayoutUnit y) { m_phase.setY(y); }
-    
     void setNoRepeatX(LayoutUnit xOffset);
     void setNoRepeatY(LayoutUnit yOffset);
     
@@ -105,7 +104,7 @@
 private:
     LayoutRect m_destRect;
     LayoutPoint m_destOrigin;
-    LayoutPoint m_phase;
+    LayoutSize m_phase;
     LayoutSize m_tileSize;
     LayoutSize m_space;
     bool m_hasNonLocalGeometry; // Has background-attachment: fixed. Implies that we can't always cheaply compute destRect.
@@ -236,7 +235,7 @@
 
     bool canHaveBoxInfoInRegion() const { return !isFloating() && !isReplaced() && !isInline() && !isTableCell() && isRenderBlock() && !isRenderSVGBlock(); }
 
-    void getGeometryForBackgroundImage(const RenderLayerModelObject* paintContainer, FloatRect& destRect, FloatPoint& phase, FloatSize& tileSize) const;
+    void getGeometryForBackgroundImage(const RenderLayerModelObject* paintContainer, FloatRect& destRect, FloatSize& phase, FloatSize& tileSize) const;
     void contentChanged(ContentChangeType);
     bool hasAcceleratedCompositing() const;