DevTools: Route timeline context menu save/load actions through module extensions.

third_party/WebKit/Source/devtools/front_end/timeline/module.json

Index: third_party/WebKit/Source/devtools/front_end/timeline/module.json
diff --git a/third_party/WebKit/Source/devtools/front_end/timeline/module.json b/third_party/WebKit/Source/devtools/front_end/timeline/module.json
index 45397d0f90dc7d9acf3fd364944936a237e464bb..2e124b0c24c35ae8038c7e0fe8b2a2712251b6bc 100644
--- a/third_party/WebKit/Source/devtools/front_end/timeline/module.json
+++ b/third_party/WebKit/Source/devtools/front_end/timeline/module.json
@@ -21,6 +21,16 @@
             "className": "WebInspector.LoadTimelineHandler"
         },
         {
+            "type": "context-menu-item",
+            "location": "timelineMenu/open",
+            "actionId": "timeline.load-from-file"
+        },
+        {
+            "type": "context-menu-item",
+            "location": "timelineMenu/open",
+            "actionId": "timeline.save-to-file"
+        },
+        {
             "type": "@WebInspector.ActionDelegate",
             "actionId": "timeline.toggle-recording",
             "iconClass": "record-toolbar-item",
@@ -43,9 +53,11 @@
         },
         {
             "type": "@WebInspector.ActionDelegate",
+            "category": "Timeline",
             "actionId": "timeline.save-to-file",
             "contextTypes": ["WebInspector.TimelinePanel"],
             "className": "WebInspector.TimelinePanel.ActionDelegate",
+            "title": "Save Timeline data\u2026",
             "bindings": [
                 {
                     "platform": "windows,linux",
@@ -59,10 +71,12 @@
         },
         {
             "type": "@WebInspector.ActionDelegate",
+            "category": "Timeline",
             "actionId": "timeline.load-from-file",
             "contextTypes": ["WebInspector.TimelinePanel"],
             "order": "10",
             "className": "WebInspector.TimelinePanel.ActionDelegate",
+            "title": "Load Timeline data\u2026",
             "bindings": [
                 {
                     "platform": "windows,linux",