DevTools: Open Elements panel sooner on Inspect Element

third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js

Index: third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js
diff --git a/third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js b/third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js
index 0effa8e05d4d812c2e1acf7532f0179760b23a84..effed5a88a729cb279d090730b43f8d5edd860a6 100644
--- a/third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js
+++ b/third_party/WebKit/Source/devtools/front_end/devtools_compatibility.js
@@ -337,6 +337,12 @@
      */
     loadCompleted() {
       DevToolsAPI.sendMessageToEmbedder('loadCompleted', [], null);
+      // Support for legacy (<57) frontends.
+      if (window.Runtime && window.Runtime.queryParam) {
+        var panelToOpen = window.Runtime.queryParam('panel');
+        if (panelToOpen)
+          window.DevToolsAPI.showPanel(panelToOpen);
+      }
     }
 
     /**