[Devtools] Prepare network log view for grouping support

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

Index: third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
diff --git a/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js b/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
index ab943236014e4742f731770c9359d4847986de92..15aa11ac15a1ad0998e78c5337b79a49fdc0560d 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
+++ b/third_party/WebKit/Source/devtools/front_end/network/NetworkDataGridNode.js
@@ -269,9 +269,23 @@ Network.NetworkDataGridNode = class extends UI.SortableDataGridNode {
 
   /**
    * @override
+   * @return {!Array<!SDK.NetworkRequest>}
+   */
+  requests() {
+    var requests = [this._request];
+    for (var node of this.flatenChildren()) {

[dgozman, 2016/11/28 18:39:51]

This looks so inefficient.

[allada, 2016/11/29 00:35:09]

This call is cached so it should not be bad.

+      var request = node.request();
+      if (request)
+        requests.push(request);
+    }
+    return requests;
+  }
+
+  /**
+   * @override
    * @return {boolean}
    */
-  isNavigationRequest() {
+  hasNavigationRequest() {
     return this._isNavigationRequest;
   }
 
@@ -612,12 +626,22 @@ Network.NetworkLogEntry = function() {};
 
 Network.NetworkLogEntry.prototype = {
   /**
-   * @return {!SDK.NetworkRequest}
+   * @return {?SDK.NetworkRequest}
    */
   request() {},
 
   /**
+   * @return {!Array<!SDK.NetworkRequest>}
+   */
+  requests() {},
+
+  /**
+   * @return {boolean}
+   */
+  hasNavigationRequest() {},
+
+  /**
    * @return {boolean}
    */
-  isNavigationRequest() {}
+  get hasChildren() {}

[dgozman, 2016/11/28 18:39:51]

No getters please...

[allada, 2016/11/29 00:35:09]

Done.

 };