[OLD ATTEMPT, DO NOT REVIEW] mustash: Enable connections to mus from the Chrome renderer

content/browser/BUILD.gn

Index: content/browser/BUILD.gn
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index 954c3ee78bc9e699f972054f1def6944d735bffe..c3a10305617f894b0104d1dd56b312a05f03d489 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -6,6 +6,24 @@ import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 import("//media/media_options.gni")
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom("interfaces") {
+  sources = [
+    "render_widget_view.mojom"
+  ]
+
+  import_dirs = [
+
+    get_path_info("../..", "abspath"),
+    "//mojo/services",
+  ]
+
+  deps = [
+    "//ui/mojo/geometry:interfaces",
+    "//ui/mojo/ime:interfaces",
+  ]
+}
 
 source_set("browser") {
   # Only the public target should depend on this. All other targets (even
@@ -208,6 +226,7 @@ source_set("browser") {
           "media/capture/desktop_capture_device_aura.cc",
           "media/capture/desktop_capture_device_aura.h",
         ]
+        deps += [ ":interfaces" ]
       }
       defines += [ "ENABLE_SCREEN_CAPTURE=1" ]
       deps += [ "//third_party/webrtc/modules/desktop_capture" ]
@@ -423,6 +442,8 @@ source_set("browser") {
   if (use_aura) {
     deps += [
       "//components/bitmap_uploader",
+      "//components/mus/public/cpp",
+      "//components/mus/public/interfaces",
       "//ui/aura",
       "//ui/aura_extra",
       "//ui/strings",
@@ -434,6 +455,8 @@ source_set("browser") {
       "compositor/software_output_device_mus.h",
       "renderer_host/render_widget_host_view_mus.cc",
       "renderer_host/render_widget_host_view_mus.h",
+      "render_widget_view_service_listener.cc",
+      "render_widget_view_service_listener.h",
       "web_contents/web_contents_view_mus.cc",
       "web_contents/web_contents_view_mus.h",
     ]