[block-in-inline] Propagate baselines from block-in-inline

Block-in-inline is the only case where a line box may have
different and optional first and last baselines.

This patch propagtes them from block-in-inline correctly.

Bug: 716930
Change-Id: I4eab225c7456ca31542a0187cb818568abafdb15
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3149290
Commit-Queue: Koji Ishii <kojii@chromium.org>
Commit-Queue: Ian Kilpatrick <ikilpatrick@chromium.org>
Auto-Submit: Koji Ishii <kojii@chromium.org>
Reviewed-by: Ian Kilpatrick <ikilpatrick@chromium.org>
Cr-Commit-Position: refs/heads/main@{#919385}
diff --git a/css/CSS2/normal-flow/block-in-inline-baseline-001-ref.html b/css/CSS2/normal-flow/block-in-inline-baseline-001-ref.html
new file mode 100644
index 0000000..35b68ce
--- /dev/null
+++ b/css/CSS2/normal-flow/block-in-inline-baseline-001-ref.html
@@ -0,0 +1,8 @@
+<!DOCTYPE html>
+<body>
+  text
+  <div style="display: inline-block; background: orange; width: 100px;">
+    content
+    <div style="border: solid; height: 20px;"></div>
+  </div>
+</body>
diff --git a/css/CSS2/normal-flow/block-in-inline-baseline-001.html b/css/CSS2/normal-flow/block-in-inline-baseline-001.html
new file mode 100644
index 0000000..957eb4e
--- /dev/null
+++ b/css/CSS2/normal-flow/block-in-inline-baseline-001.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#anonymous-block-level" />
+<link rel="match" href="block-in-inline-baseline-001-ref.html"/>
+<link rel="author" title="Koji Ishii" href="mailto:kojii@chromium.org" />
+<body>
+  text
+  <div style="display: inline-block; background: orange; width: 100px;">
+    content
+    <span>
+      <div style="border: solid; height: 20px;"></div>
+    </span>
+  </div>
+</body>