Convert some call sites to use explicit LayoutRect->FloatRect conversion.

Source/core/paint/BoxBorderPainter.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/paint/BoxBorderPainter.h"
 
 #include "core/paint/BoxPainter.h"
 #include "core/paint/PaintInfo.h"
 #include "core/style/BorderEdge.h"
@@ skipping 537 matching lines @@
 
     m_isRounded = m_outer.isRounded();
 }
 
 BoxBorderPainter::BoxBorderPainter(const ComputedStyle& style, const LayoutRect& outer,
     const LayoutRect& inner, const BorderEdge& uniformEdgeInfo)
     : m_style(style)
     , m_bleedAvoidance(BackgroundBleedNone)
     , m_includeLogicalLeftEdge(true)
     , m_includeLogicalRightEdge(true)
-    , m_outer(outer)
-    , m_inner(inner)
+    , m_outer(FloatRect(outer))
+    , m_inner(FloatRect(inner))
     , m_visibleEdgeCount(0)
     , m_firstVisibleEdge(0)
     , m_visibleEdgeSet(0)
     , m_isUniformStyle(true)
     , m_isUniformWidth(true)
     , m_isUniformColor(true)
     , m_isRounded(false)
     , m_hasAlpha(false)
 {
     for (auto& edge : m_edges)
@@ skipping 639 matching lines @@
         FloatPoint secondQuad[4];
         secondQuad[0] = quad[0];
         secondQuad[1] = FloatPoint(quad[0].x() - r1 * cx, quad[0].y() - r1 * cy);
         secondQuad[2] = quad[2];
         secondQuad[3] = quad[3];
         graphicsContext->clipPolygon(4, secondQuad, secondMiter == SoftMiter);
     }
 }
 
 } // namespace blink