Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/InlineBox.cpp

Index: Source/core/rendering/InlineBox.cpp
diff --git a/Source/core/rendering/InlineBox.cpp b/Source/core/rendering/InlineBox.cpp
index a1bc0b9c136570ccb34fb3a4f803cde55e5cd836..c20b9830ba273dd805e7f95f7fe60c7d9609c9ca 100644
--- a/Source/core/rendering/InlineBox.cpp
+++ b/Source/core/rendering/InlineBox.cpp
@@ -214,7 +214,7 @@ void InlineBox::adjustPosition(float dx, float dy)
 
 void InlineBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit /* lineTop */, LayoutUnit /*lineBottom*/)
 {
-    if (!paintInfo.shouldPaintWithinRoot(renderer()) || (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseSelection))
+    if (!paintInfo.shouldPaintWithinRoot(renderer()) || (paintInfo.getPhase() != PaintPhaseForeground && paintInfo.getPhase() != PaintPhaseSelection))
         return;
 
     LayoutPoint childPoint = paintOffset;
@@ -224,18 +224,19 @@ void InlineBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, Layo
     // Paint all phases of replaced elements atomically, as though the replaced element established its
     // own stacking context.  (See Appendix E.2, section 6.4 on inline block/table elements in the CSS2.1
     // specification.)
-    bool preservePhase = paintInfo.phase == PaintPhaseSelection || paintInfo.phase == PaintPhaseTextClip;
+    bool preservePhase = paintInfo.getPhase() == PaintPhaseSelection || paintInfo.getPhase() == PaintPhaseTextClip;
     PaintInfo info(paintInfo);
-    info.phase = preservePhase ? paintInfo.phase : PaintPhaseBlockBackground;
+    PaintPhase phase = preservePhase ? paintInfo.getPhase() : PaintPhaseBlockBackground;
+    info.setPhase(phase);
     renderer()->paint(info, childPoint);
     if (!preservePhase) {
-        info.phase = PaintPhaseChildBlockBackgrounds;
+        info.setPhase(PaintPhaseChildBlockBackgrounds);
         renderer()->paint(info, childPoint);
-        info.phase = PaintPhaseFloat;
+        info.setPhase(PaintPhaseFloat);
         renderer()->paint(info, childPoint);
-        info.phase = PaintPhaseForeground;
+        info.setPhase(PaintPhaseForeground);
         renderer()->paint(info, childPoint);
-        info.phase = PaintPhaseOutline;
+        info.setPhase(PaintPhaseOutline);
         renderer()->paint(info, childPoint);
     }
 }