[css-sizing] Ensure positive available size on replaced elements

third_party/WebKit/Source/core/layout/LayoutReplaced.cpp

Index: third_party/WebKit/Source/core/layout/LayoutReplaced.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutReplaced.cpp b/third_party/WebKit/Source/core/layout/LayoutReplaced.cpp
index 9f10ae51d040d384e469528d75cff5360f3fd769..420e773f934b8f9db786462da0d8a89849502aa2 100644
--- a/third_party/WebKit/Source/core/layout/LayoutReplaced.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutReplaced.cpp
@@ -823,8 +823,10 @@ void LayoutReplaced::computePreferredLogicalWidths() {
   // fit-content) as the available logical width may not be set on our
   // containing block.
   const Length& logicalWidth = style()->logicalWidth();
-  if (logicalWidth.isPercentOrCalc() || logicalWidth.isFillAvailable() ||
-      logicalWidth.isFitContent())
+  if (logicalWidth.isLayoutDependent() ||
+      (logicalWidth.isAuto() &&
+       (style()->logicalMinWidth().isLayoutDependent() ||
+        style()->logicalMaxWidth().isLayoutDependent())))
     computeIntrinsicLogicalWidths(m_minPreferredLogicalWidth,
                                   m_maxPreferredLogicalWidth);
   else
@@ -832,8 +834,8 @@ void LayoutReplaced::computePreferredLogicalWidths() {
         computeReplacedLogicalWidth(ComputePreferred);
 
   const ComputedStyle& styleToUse = styleRef();
-  if (styleToUse.logicalWidth().isPercentOrCalc() ||
-      styleToUse.logicalMaxWidth().isPercentOrCalc())
+  if (styleToUse.logicalWidth().isLayoutDependent() ||
+      styleToUse.logicalMaxWidth().isLayoutDependent())
     m_minPreferredLogicalWidth = LayoutUnit();
 
   if (styleToUse.logicalMinWidth().isFixed() &&