Pass the correct value for the available width to updateLogicalWidthForAlignment() after placing an…

Source/core/rendering/RenderBlockLineLayout.cpp

Index: Source/core/rendering/RenderBlockLineLayout.cpp
diff --git a/Source/core/rendering/RenderBlockLineLayout.cpp b/Source/core/rendering/RenderBlockLineLayout.cpp
index f4f6bfc6faaa6fb67410e57a67173745459f41a7..72c38faf6c7778a567397fb97c98608d5dd2cc85 100644
--- a/Source/core/rendering/RenderBlockLineLayout.cpp
+++ b/Source/core/rendering/RenderBlockLineLayout.cpp
@@ -1959,12 +1959,13 @@ void RenderBlockFlow::checkLinesForTextOverflow()
                 float totalLogicalWidth = curr->placeEllipsis(ellipsisStr, ltr, blockLeftEdge, blockRightEdge, width);
 
                 float logicalLeft = 0; // We are only intersted in the delta from the base position.
-                float truncatedWidth = pixelSnappedLogicalRightOffsetForLine(curr->lineTop(), firstLine);
-                updateLogicalWidthForAlignment(textAlign, curr, 0, logicalLeft, totalLogicalWidth, truncatedWidth, 0);
+                float snappedLogicalLeft = pixelSnappedLogicalLeftOffsetForLine(curr->lineTop(), firstLine);
+                float availableLogicalWidth = pixelSnappedLogicalRightOffsetForLine(curr->lineTop(), firstLine) - snappedLogicalLeft;
+                updateLogicalWidthForAlignment(textAlign, curr, 0, logicalLeft, totalLogicalWidth, availableLogicalWidth, 0);
                 if (ltr)
                     curr->adjustLogicalPosition(logicalLeft, 0);
                 else
-                    curr->adjustLogicalPosition(-(truncatedWidth - (logicalLeft + totalLogicalWidth)), 0);
+                    curr->adjustLogicalPosition(logicalLeft - (availableLogicalWidth - totalLogicalWidth), 0);
             }
         }
         firstLine = false;