📰 Add visibility change triggers for bottom sheet content

tools/metrics/actions/actions.xml

Index: tools/metrics/actions/actions.xml
diff --git a/tools/metrics/actions/actions.xml b/tools/metrics/actions/actions.xml
index ac512c12b379cde08635afe8031f4cbeb5e5106f..34449e5dde8c48df47f751f733b13203d8bd853a 100644
--- a/tools/metrics/actions/actions.xml
+++ b/tools/metrics/actions/actions.xml
@@ -16119,6 +16119,25 @@ should be able to be added at any place in this file.
   <description>User removed a suggested site.</description>
 </action>
 
+<action name="Suggestions.SurfaceFullyVisible">
+  <owner>finkm@chromium.org</owner>
+  <owner>dgn@chromium.org</owner>
+  <description>
+    ChromeHome: The Suggestion surface is loaded or brought in the foreground in
+    its fully visible state. In regular Chrome, MobileNTPShown is the
+    equivalent.
+  </description>
+</action>
+
+<action name="Suggestions.SurfaceHalfVisible">
+  <owner>finkm@chromium.org</owner>
+  <owner>dgn@chromium.org</owner>
+  <description>
+    ChromeHome: The Suggestion surface is loaded or brought in the foreground in
+    its half visible state. In regular Chrome, MobileNTPShown is the equivalent.
+  </description>
+</action>
+
 <action name="Suggestions.SurfaceHidden">
   <owner>finkm@chromium.org</owner>
   <owner>dgn@chromium.org</owner>