[LayoutNG] Implement inline margins for atomic inline boxes

third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc

Index: third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc b/third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc
index 7cadf42c80ba54a217a2467542e15aa34e2a4a4a..81aef02e4ac8ef8f9d4a7ba9a5a413fa908a1f39 100644
--- a/third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc
+++ b/third_party/WebKit/Source/core/layout/ng/inline/ng_line_breaker.cc
@@ -13,6 +13,7 @@
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_fragment_builder.h"
 #include "core/layout/ng/ng_layout_opportunity_iterator.h"
+#include "core/layout/ng/ng_length_utils.h"
 #include "core/style/ComputedStyle.h"
 #include "platform/fonts/shaping/HarfBuzzShaper.h"
 #include "platform/fonts/shaping/ShapingLineBreaker.h"
@@ -225,6 +226,11 @@ void NGLineBreaker::LayoutAtomicInline(const NGInlineItem& item,
                     ToNGPhysicalBoxFragment(
                         item_result->layout_result->PhysicalFragment().Get()))
           .InlineSize();
+
+  item_result->margins =
+      ComputeMargins(*constraint_space_, style,
+                     constraint_space_->WritingMode(), style.Direction());
+  item_result->inline_size += item_result->margins.InlineSum();
 }
 
 // Handles when the last item overflows.