[DevTools] Do not reset storage tree items

third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js

Index: third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js
diff --git a/third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js b/third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js
index 2c738b0a25d95bfe12ef4fef0148dafb8aa51d7d..7dd64bcd95febfb69111ebbb2e14c0b6803a5e1f 100644
--- a/third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js
+++ b/third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebar.js
@@ -217,7 +217,7 @@ Resources.ApplicationPanelSidebar = class extends UI.VBox {
 
   _resetWithFrames() {
     this._resourcesSection.reset();
-    this._reset();
+    this._resetCookies();

[dgozman, 2017/04/06 00:12:23]

No more _resetWebSQL?

[eostroukhov, 2017/04/06 00:26:18]

Done. Thanks for catching this!

   }
 
   _resetWebSQL() {
@@ -233,46 +233,22 @@ Resources.ApplicationPanelSidebar = class extends UI.VBox {
     this.databasesListTreeElement.setExpandable(false);
   }
 
-  _resetDOMStorage() {
-    this._domStorageTreeElements.clear();
-    this.localStorageListTreeElement.removeChildren();
-    this.sessionStorageListTreeElement.removeChildren();
-  }
-
   _resetCookies() {
+    this._domains = {};
     this.cookieListTreeElement.removeChildren();
   }
 
-  _resetCacheStorage() {
-    this.cacheStorageListTreeElement.removeChildren();
-    this.cacheStorageListTreeElement.setExpandable(false);
-  }
-
   _resetAppCache() {
     for (var frameId of Object.keys(this._applicationCacheFrameElements))
       this._applicationCacheFrameManifestRemoved({data: frameId});
     this.applicationCacheListTreeElement.setExpandable(false);
   }
 
-  _reset() {
-    this._domains = {};
-    this._resetWebSQL();
-    this._resetDOMStorage();
-    this._resetCookies();
-    this._resetCacheStorage();
-    // No need to this._resetAppCache.
-
-    this._panel.resetView();
-
-    if (this._sidebarTree.selectedTreeElement)
-      this._sidebarTree.selectedTreeElement.deselect();
-  }
-
   _frameNavigated(event) {
     var frame = event.data;
 
     if (!frame.parentFrame)
-      this._reset();
+      this._resetCookies();

[dgozman, 2017/04/06 00:12:23]

No more _resetWebSQL?

[eostroukhov, 2017/04/06 00:26:18]

Done.

 
     var applicationCacheFrameTreeElement = this._applicationCacheFrameElements[frame.id];
     if (applicationCacheFrameTreeElement)
@@ -859,6 +835,7 @@ Resources.ServiceWorkerCacheTreeElement = class extends Resources.StorageCategor
     swCacheTreeElement.clear();
     this.removeChild(swCacheTreeElement);
     this._swCacheTreeElements.remove(swCacheTreeElement);
+    this.setExpandable(this.childCount() > 0);
   }
 
   /**
@@ -1130,6 +1107,7 @@ Resources.IndexedDBTreeElement = class extends Resources.StorageCategoryTreeElem
     idbDatabaseTreeElement.clear();
     this.removeChild(idbDatabaseTreeElement);
     this._idbDatabaseTreeElements.remove(idbDatabaseTreeElement);
+    this.setExpandable(this.childCount() > 0);
   }
 
   /**