Adds routed interface support between RenderFrameHost and RenderFrame

content/public/common/BUILD.gn

Index: content/public/common/BUILD.gn
diff --git a/content/public/common/BUILD.gn b/content/public/common/BUILD.gn
index 1fda744f77dfd1652f94c86553bade5c552cb7a5..057e6381ee8fae3df73479c658bafdeddf1ccad9 100644
--- a/content/public/common/BUILD.gn
+++ b/content/public/common/BUILD.gn
@@ -91,6 +91,8 @@ source_set("common_sources") {
 
   sources = [
     "appcache_info.h",
+    "associated_interface_provider.h",
+    "associated_interface_registry.h",
     "bindings_policy.h",
     "browser_plugin_guest_mode.cc",
     "browser_plugin_guest_mode.h",
@@ -231,6 +233,7 @@ source_set("common_sources") {
   public_configs = [ "//v8:external_startup_data" ]
 
   public_deps = [
+    ":interfaces",
     "//content/common",
     "//mojo/public/cpp/bindings",
     "//services/shell/public/cpp",
@@ -299,3 +302,9 @@ source_set("feature_h264_with_openh264_ffmpeg") {
     "feature_h264_with_openh264_ffmpeg.h",
   ]
 }
+
+mojom("interfaces") {
+  sources = [
+    "associated_interfaces.mojom",
+  ]
+}