More SynchronousInterfacePtr conversion + some related pexe content handler cleanup.
R=smklein@chromium.org, vardhan@google.com
Review URL: https://codereview.chromium.org/1932713003 .
diff --git a/shell/BUILD.gn b/shell/BUILD.gn
index 23b7dc6..028ab49 100644
--- a/shell/BUILD.gn
+++ b/shell/BUILD.gn
@@ -673,6 +673,7 @@
"//mojo/public/interfaces/application",
"//mojo/services/http_server/cpp",
"//mojo/services/http_server/interfaces",
+ "//mojo/services/http_server/interfaces:interfaces_sync",
"//mojo/services/network/interfaces",
"//shell/test:bindings",
]