[LayoutNG] Compute baseline from fragment tree

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

Index: third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
index 0a9ba371a29c5677d8c4b4c21d54144b49db650f..025d62cd87cdf923e5b28e13c69dae025ecaad77 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
@@ -2606,18 +2606,7 @@ int LayoutBlockFlow::FirstLineBoxBaseline() const {
 
 int LayoutBlockFlow::InlineBlockBaseline(
     LineDirectionMode line_direction) const {
-  // CSS2.1 states that the baseline of an 'inline-block' is:
-  // the baseline of the last line box in the normal flow, unless it has
-  // either no in-flow line boxes or if its 'overflow' property has a computed
-  // value other than 'visible', in which case the baseline is the bottom
-  // margin edge.
-  // We likewise avoid using the last line box in the case of size containment,
-  // where the block's contents shouldn't be considered when laying out its
-  // ancestors or siblings.
-
-  if ((!Style()->IsOverflowVisible() &&
-       !ShouldIgnoreOverflowPropertyForInlineBlockBaseline()) ||
-      Style()->ContainsSize()) {
+  if (UseLogicalBottomMarginEdgeForInlineBlockBaseline()) {
     // We are not calling baselinePosition here because the caller should add
     // the margin-top/margin-right, not us.
     return (line_direction == kHorizontalLine ? Size().Height() + MarginBottom()