Revert of Separate repaint and layout requirements of StyleDifference (Step 1)

Source/core/rendering/svg/SVGInlineTextBox.cpp

Index: Source/core/rendering/svg/SVGInlineTextBox.cpp
diff --git a/Source/core/rendering/svg/SVGInlineTextBox.cpp b/Source/core/rendering/svg/SVGInlineTextBox.cpp
index 8dfc839b6fdc138cfd97f38765d977ba7b00863f..105e5dc5ac5a2f4583a147c59b9321d0af52ad42 100644
--- a/Source/core/rendering/svg/SVGInlineTextBox.cpp
+++ b/Source/core/rendering/svg/SVGInlineTextBox.cpp
@@ -681,19 +681,13 @@ void SVGInlineTextBox::paintText(GraphicsContext* context, RenderStyle* style,
         paintTextWithShadows(context, style, textRun, fragment, 0, startPosition, resourceMode);
 
     // Draw text using selection style from the start to the end position of the selection
-    if (style != selectionStyle) {
-        StyleDifference diff;
-        diff.setNeedsRepaintObject();
-        SVGResourcesCache::clientStyleChanged(&parent()->renderer(), diff, selectionStyle);
-    }
+    if (style != selectionStyle)
+        SVGResourcesCache::clientStyleChanged(&parent()->renderer(), StyleDifferenceRepaint, selectionStyle);
 
     paintTextWithShadows(context, selectionStyle, textRun, fragment, startPosition, endPosition, resourceMode);
 
-    if (style != selectionStyle) {
-        StyleDifference diff;
-        diff.setNeedsRepaintObject();
-        SVGResourcesCache::clientStyleChanged(&parent()->renderer(), diff, selectionStyle);
-    }
+    if (style != selectionStyle)
+        SVGResourcesCache::clientStyleChanged(&parent()->renderer(), StyleDifferenceRepaint, style);
 
     // Eventually draw text using regular style from the end position of the selection to the end of the current chunk part
     if (endPosition < static_cast<int>(fragment.length) && !paintSelectedTextOnly)