Convert ManifestManager IPCs to Mojo.

third_party/WebKit/public/BUILD.gn

Index: third_party/WebKit/public/BUILD.gn
diff --git a/third_party/WebKit/public/BUILD.gn b/third_party/WebKit/public/BUILD.gn
index 80636771507d5068f0364b084c33c8ad8eadbe2e..29b836916bc5071fc8fa9190d1b5fb1f7992938f 100644
--- a/third_party/WebKit/public/BUILD.gn
+++ b/third_party/WebKit/public/BUILD.gn
@@ -183,6 +183,8 @@ mojom("mojo_bindings") {
   sources = [
     "platform/modules/bluetooth/web_bluetooth.mojom",
     "platform/modules/geolocation/geolocation.mojom",
+    "platform/modules/manifest/manifest.mojom",
+    "platform/modules/manifest/manifest_manager.mojom",
     "platform/modules/notifications/notification.mojom",
     "platform/modules/permissions/permission.mojom",
     "platform/modules/permissions/permission_status.mojom",
@@ -190,6 +192,8 @@ mojom("mojo_bindings") {
   ]
   public_deps = [
     ":android_mojo_bindings",
+    "//ui/mojo/geometry:interfaces",
+    "//url/mojo:url_mojom_gurl",
   ]
 }