[Memory-UMA] Implement basic working prototype.

content/public/app/mojo/content_browser_manifest.json

 {
   "name": "content_browser",
   "display_name": "Content (browser process)",
   "interface_provider_specs": {
     "service_manager:connector": {
       "provides": {
         "gpu": [
           "content::mojom::FieldTrialRecorder",
           "media::mojom::AndroidOverlayProvider"
         ],
@@ skipping 53 matching lines @@
         "media": [ "media:media" ],
         "network": [
           "network_service",
           "test",
           "url_loader"
         ],
         "ui": [ "display_output_protection" ],
         "service_manager": [
           "service_manager:client_process",
           "service_manager:instance_name",
+          "service_manager:service_manager",
           "service_manager:user_id"
         ],
         "shape_detection": [
           "barcode_detection",
           "face_detection",
           "text_detection"
         ]
       }
     },
     "navigation:frame": {
@@ skipping 26 matching lines @@
           "payments::mojom::PaymentRequest",
           "ui::mojom::Gpu"
         ]
       },
       "requires": {
         "content_renderer": [ "browser" ]
       }
     }
   }
 }