[Devtools] New network canvas timeline now properly shows initiators

third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js

Index: third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js
diff --git a/third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js b/third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js
index 88a6af5f5e541267c0753f132bc4bd7ca1f0f824..8ef01cc642d95956370256dc522d11909ddaf3dc 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js
+++ b/third_party/WebKit/Source/devtools/front_end/network/NetworkLogViewColumns.js
@@ -464,8 +464,8 @@ WebInspector.NetworkLogViewColumns.prototype = {
         this._timelineColumn.element.addEventListener("mousewheel", this._onMouseWheel.bind(this, false), { passive: true });
         this._dataGridScroller.addEventListener("mousewheel",this._onMouseWheel.bind(this, true), true);
 
-        this._timelineColumn.element.addEventListener("mousemove", event => this._networkLogView.setHoveredRequest(this._timelineColumn.getRequestFromPoint(event.offsetX, event.offsetY + event.target.offsetTop)), true);
-        this._timelineColumn.element.addEventListener("mouseleave", this._networkLogView.setHoveredRequest.bind(this._networkLogView, null), true);
+        this._timelineColumn.element.addEventListener("mousemove", event => this._networkLogView.setHoveredRequest(this._timelineColumn.getRequestFromPoint(event.offsetX, event.offsetY + event.target.offsetTop), event.shiftKey), true);
+        this._timelineColumn.element.addEventListener("mouseleave", this._networkLogView.setHoveredRequest.bind(this._networkLogView, null, false), true);
 
         this._timelineScroller = this._timelineColumn.contentElement.createChild("div", "network-timeline-v-scroll");
         this._timelineScroller.addEventListener("scroll", this._syncScrollers.bind(this), { passive: true });
@@ -496,7 +496,7 @@ WebInspector.NetworkLogViewColumns.prototype = {
             event.consume(true);
         this._activeScroller.scrollTop -= event.wheelDeltaY;
         this._syncScrollers();
-        this._networkLogView.setHoveredRequest(this._timelineColumn.getRequestFromPoint(event.offsetX, event.offsetY));
+        this._networkLogView.setHoveredRequest(this._timelineColumn.getRequestFromPoint(event.offsetX, event.offsetY), event.shiftKey);
     },
 
     _syncScrollers: function()
@@ -538,11 +538,12 @@ WebInspector.NetworkLogViewColumns.prototype = {
 
     /**
      * @param {?WebInspector.NetworkRequest} request
+     * @param {boolean} highlightInitiatorChain
      */
-    setHoveredRequest: function(request)
+    setHoveredRequest: function(request, highlightInitiatorChain)
     {
         if (Runtime.experiments.isEnabled("canvasNetworkTimeline"))
-            this._timelineColumn.setHoveredRequest(request);
+            this._timelineColumn.setHoveredRequest(request, highlightInitiatorChain);
     },
 
     _createTimelineHeader: function()