Roll peridot to d248f5b

This is an automated change created by the peridot roller.

Change-Id: Icefb716642faa95fba3cadf3215404244ae11dd3
diff --git a/topaz b/topaz
index c5f2374..c7de6b2 100644
--- a/topaz
+++ b/topaz
@@ -4,7 +4,7 @@
     <import remote="https://fuchsia.googlesource.com/peridot"
             manifest="manifest/peridot"
             name="peridot"
-            revision="2c564906c9ae4b4eb2ce5af3fd80a4b34ae39987"/>
+            revision="d248f5b0b3c220e3429970ef0f8117eb251ee460"/>
     <localimport file="flutter"/>
     <localimport file="runtimes/dart"/>
     <localimport file="web_view"/>