https://bugs.webkit.org/show_bug.cgi?id=84240

DataGrid now has an explicit root node. All children are added/removed
to that node.

Reviewed by Pavel Feldman.

Source/WebCore:

* inspector/front-end/ApplicationCacheItemsView.js:
(WebInspector.ApplicationCacheItemsView.prototype._createDataGrid):
(WebInspector.ApplicationCacheItemsView.prototype._populateDataGrid):
* inspector/front-end/CSSSelectorProfileView.js:
(WebInspector.CSSSelectorProfileView):
(WebInspector.CSSSelectorProfileView.prototype.rebuildGridItems):
(WebInspector.CSSSelectorProfileView.prototype.refreshData):
* inspector/front-end/CookieItemsView.js:
(WebInspector.SimpleCookiesTable):
(WebInspector.SimpleCookiesTable.prototype.setCookies):
* inspector/front-end/CookiesTable.js:
(WebInspector.CookiesTable):
(WebInspector.CookiesTable.prototype._rebuildTable):
* inspector/front-end/DOMStorageItemsView.js:
(WebInspector.DOMStorageItemsView.prototype._dataGridForDOMStorageEntries):
* inspector/front-end/DataGrid.js:
(WebInspector.DataGrid):
(WebInspector.DataGrid.createSortableDataGrid.sortDataGrid):
(WebInspector.DataGrid.createSortableDataGrid):
(WebInspector.DataGrid.prototype.setRootNode):
(WebInspector.DataGrid.prototype.rootNode):
(WebInspector.DataGrid.prototype.autoSizeColumns):
(WebInspector.DataGrid.prototype._enumerateChildren):
(WebInspector.DataGrid.prototype._keyDown):
(WebInspector.DataGrid.prototype._contextMenuInDataTable):
(WebInspector.DataGridNode.prototype.get revealed):
(WebInspector.DataGridNode.prototype.get depth):
(WebInspector.DataGridNode.prototype.appendChild):
(WebInspector.DataGridNode.prototype.insertChild):
(WebInspector.DataGridNode.prototype.removeChild):
(WebInspector.DataGridNode.prototype.removeChildren):
(WebInspector.DataGridNode.prototype.collapse):
(WebInspector.DataGridNode.prototype.expand):
(WebInspector.DataGridNode.prototype.reveal):
(WebInspector.DataGridNode.prototype.revealAndSelect):
(WebInspector.DataGridNode.prototype.traverseNextNode):
(WebInspector.DataGridNode.prototype.traversePreviousNode):
* inspector/front-end/HeapSnapshotDataGrids.js:
(WebInspector.HeapSnapshotSortableDataGrid):
(WebInspector.HeapSnapshotSortableDataGrid.prototype.dispose):
(WebInspector.HeapSnapshotSortableDataGrid.prototype.changeNameFilter):
(WebInspector.HeapSnapshotSortableDataGrid.prototype.updateVisibleNodes):
(WebInspector.HeapSnapshotSortableDataGrid.prototype._performSorting):
(WebInspector.HeapSnapshotContainmentDataGrid.prototype._defaultPopulateCount.100.expandRoute):
(WebInspector.HeapSnapshotContainmentDataGrid.prototype.setDataSource):
(WebInspector.HeapSnapshotContainmentDataGrid.prototype.sortingChanged):
(WebInspector.HeapSnapshotRetainmentDataGrid.prototype.reset):
(WebInspector.HeapSnapshotConstructorsDataGrid.prototype.populateChildren):
(WebInspector.HeapSnapshotDiffDataGrid.prototype.setBaseDataSource):
(WebInspector.HeapSnapshotDiffDataGrid.prototype.populateChildren.baseAggregatesReceived.aggregatesReceived.addNodeIfNonZeroDiff):
(WebInspector.HeapSnapshotDiffDataGrid.prototype.populateChildren.baseAggregatesReceived.aggregatesReceived):
(WebInspector.HeapSnapshotDiffDataGrid.prototype.populateChildren):
(WebInspector.HeapSnapshotDominatorsDataGrid.prototype._defaultPopulateCount.25.setDataSource):
(WebInspector.HeapSnapshotDominatorsDataGrid.prototype.sortingChanged):
* inspector/front-end/HeapSnapshotGridNodes.js:
(WebInspector.HeapSnapshotGenericObjectNode):
* inspector/front-end/HeapSnapshotView.js:
(WebInspector.HeapSnapshotView.prototype.performSearch):
(WebInspector.HeapSnapshotView.prototype.refreshVisibleData):
* inspector/front-end/IndexedDBViews.js:
(WebInspector.IDBDataView.prototype._createDataGrid):
(WebInspector.IDBDataView.prototype._updateData.callback):
(WebInspector.IDBDataView.prototype._updateData):
(WebInspector.IDBDataView.prototype.clear):
* inspector/front-end/NetworkPanel.js:
(WebInspector.NetworkLogView.prototype._createTable):
(WebInspector.NetworkLogView.prototype.refresh):
(WebInspector.NetworkLogView.prototype._reset):
* inspector/front-end/ProfileDataGridTree.js:
(WebInspector.ProfileDataGridNode.prototype.insertChild):
(WebInspector.ProfileDataGridNode.prototype.removeChild):
(WebInspector.ProfileDataGridNode.prototype.removeChildren):
* inspector/front-end/ProfileView.js:
(WebInspector.CPUProfileView.prototype.refresh):
* inspector/front-end/treeoutline.js:

LayoutTests:

* inspector/profiler/heap-snapshot-test.js:
(initialize_HeapSnapshotTest):
* inspector/storage-panel-dom-storage.html:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@114504 268f45cc-cd09-0410-ab3c-d52691b4dbfc