[Devtools] Added Product Registry module in prep for Network Grouping

third_party/WebKit/Source/devtools/front_end/inspector.json

 {
     "modules" : [
         { "name": "platform", "type": "autostart" },
         { "name": "dom_extension", "type": "autostart" },
         { "name": "main", "type": "autostart" },
         { "name": "components", "type": "autostart"},
         { "name": "ui", "type": "autostart" },
         { "name": "sdk", "type": "autostart" },
         { "name": "protocol", "type": "autostart" },
         { "name": "host", "type": "autostart" },
         { "name": "common", "type": "autostart" },
         { "name": "emulation", "type": "autostart" },
         { "name": "workspace", "type": "autostart" },
         { "name": "bindings", "type": "autostart" },
         { "name": "persistence", "type": "autostart" },
         { "name": "extensions", "type": "autostart" },
         { "name": "services", "type": "autostart" },
         { "name": "elements", "condition": "!v8only" },
         { "name": "network", "condition": "!v8only" },
         { "name": "sources" },
         { "name": "timeline", "condition": "!v8only" },
         { "name": "timeline_model", "condition": "!v8only" },
+        { "name": "product_registry", "condition": "!v8only", "type": "remote" },
         { "name": "profiler" },
         { "name": "resources", "condition": "!v8only" },
         { "name": "audits", "condition": "!v8only" },
         { "name": "audits2", "condition": "!v8only" },
         { "name": "devices", "condition": "!v8only" },
         { "name": "security", "condition": "!v8only" },
         { "name": "console" },
         { "name": "source_frame" },
         { "name": "text_editor" },
         { "name": "cm" },
@@ skipping 16 matching lines @@
         { "name": "inline_editor" },
         { "name": "color_picker" },
         { "name": "data_grid" },
         { "name": "heap_snapshot_model" },
         { "name": "network_conditions", "type": "autostart"},
         { "name": "event_listeners" }
     ],
 
     "has_html": true
 }