Add "committing" status to about://indexeddb-internals.

content/browser/resources/indexed_db/indexeddb_internals.css

Index: content/browser/resources/indexed_db/indexeddb_internals.css
diff --git a/content/browser/resources/indexed_db/indexeddb_internals.css b/content/browser/resources/indexed_db/indexeddb_internals.css
index c52f5ff975480eaa7276b054291811795fa5e794..774938b320118969d2524db37f7d4aa6e116940b 100644
--- a/content/browser/resources/indexed_db/indexeddb_internals.css
+++ b/content/browser/resources/indexed_db/indexeddb_internals.css
@@ -86,6 +86,9 @@ td.indexeddb-transaction-scope {
 .indexeddb-transaction.running {
     font-weight: bold;
 }
+.indexeddb-transaction.committing {
+    font-weight: bold;
+}
 .indexeddb-transaction.blocked {
 }
 
@@ -95,6 +98,9 @@ td.indexeddb-transaction-scope {
 .indexeddb-transaction.running .indexeddb-transaction-state {
     background-color: rgb(235, 249, 235);
 }
+.indexeddb-transaction.committing .indexeddb-transaction-state {
+    background-color: rgb(235, 235, 249);
+}
 .indexeddb-transaction.blocked .indexeddb-transaction-state {
     background-color: rgb(249, 235, 235);
 }