Convert some Shape code to use references

Source/core/rendering/line/BreakingContextInlineHeaders.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All right reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 498 matching lines @@
 
 inline void updateSegmentsForShapes(RenderBlockFlow* block, const FloatingObject* lastFloatFromPreviousLine, const WordMeasurements& wordMeasurements, LineWidth& width, bool isFirstLine)
 {
     ASSERT(lastFloatFromPreviousLine);
 
     ShapeInsideInfo* shapeInsideInfo = block->layoutShapeInsideInfo();
     if (!lastFloatFromPreviousLine->isPlaced() || !shapeInsideInfo)
         return;
 
     bool isHorizontalWritingMode = block->isHorizontalWritingMode();
-    LayoutUnit logicalOffsetFromShapeContainer = block->logicalOffsetFromShapeAncestorContainer(shapeInsideInfo->owner()).height();
+    LayoutUnit logicalOffsetFromShapeContainer = block->logicalOffsetFromShapeAncestorContainer(&shapeInsideInfo->owner()).height();
 
     LayoutUnit lineLogicalTop = block->logicalHeight() + logicalOffsetFromShapeContainer;
     LayoutUnit lineLogicalHeight = block->lineHeight(isFirstLine, isHorizontalWritingMode ? HorizontalLine : VerticalLine, PositionOfInteriorLineBoxes);
     LayoutUnit lineLogicalBottom = lineLogicalTop + lineLogicalHeight;
 
     LayoutUnit floatLogicalTop = block->logicalTopForFloat(lastFloatFromPreviousLine);
     LayoutUnit floatLogicalBottom = block->logicalBottomForFloat(lastFloatFromPreviousLine);
 
     bool lineOverlapsWithFloat = (floatLogicalTop < lineLogicalBottom) && (lineLogicalTop < floatLogicalBottom);
     if (!lineOverlapsWithFloat)
@@ skipping 425 matching lines @@
         return IndentText;
     if (isAfterHardLineBreak && style->textIndentLine() == TextIndentEachLine)
         return IndentText;
 
     return DoNotIndentText;
 }
 
 }
 
 #endif // BreakingContextInlineHeaders_h