Revert 142161 "Web Inspector: CPU pegged when inspecting LocalSt..."

Revert 142161 "Web Inspector: CPU pegged when inspecting LocalSt..."

> Web Inspector: CPU pegged when inspecting LocalStorage that mutates.
> https://bugs.webkit.org/show_bug.cgi?id=107937
> 
> Reviewed by Yury Semikhatsky.
> 
> The DOM storage agent will fire an event to the frontend based on the action
> performed on the storage. Based on this action, the front-end will just add/update/remove
> the entry in the view. This enhances the front-end responsiveness as the round trip
> for fetching the storage entries has been eliminated.
> 
> Existing test: LayoutTests/inspector/storage-panel-dom-storage-update.html should verify the change
> 
> * inspector/Inspector.json:
> * inspector/InspectorDOMStorageAgent.cpp:
> (WebCore::InspectorDOMStorageAgent::didDispatchDOMStorageEvent):
> * inspector/front-end/DOMStorage.js:
> (WebInspector.DOMStorageModel.prototype._domStorageItemsCleared):
> (WebInspector.DOMStorageModel.prototype._domStorageItemRemoved):
> (WebInspector.DOMStorageModel.prototype._domStorageItemAdded):
> (WebInspector.DOMStorageModel.prototype._domStorageItemUpdated):
> (WebInspector.DOMStorageDispatcher.prototype.domStorageItemsCleared):
> (WebInspector.DOMStorageDispatcher.prototype.domStorageItemRemoved):
> (WebInspector.DOMStorageDispatcher.prototype.domStorageItemAdded):
> (WebInspector.DOMStorageDispatcher.prototype.domStorageItemUpdated):
> * inspector/front-end/DOMStorageItemsView.js:
> (WebInspector.DOMStorageItemsView):
> (WebInspector.DOMStorageItemsView.prototype.wasShown):
> (WebInspector.DOMStorageItemsView.prototype._domStorageItemsCleared):
> (WebInspector.DOMStorageItemsView.prototype._domStorageItemRemoved):
> (WebInspector.DOMStorageItemsView.prototype._domStorageItemAdded):
> (WebInspector.DOMStorageItemsView.prototype._domStorageItemUpdated):
> (WebInspector.DOMStorageItemsView.prototype._update):
> (WebInspector.DOMStorageItemsView.prototype._showDOMStorageEntries):
> (WebInspector.DOMStorageItemsView.prototype._refreshButtonClicked):
> (WebInspector.DOMStorageItemsView.prototype._editingCallback):
> (WebInspector.DOMStorageItemsView.prototype._deleteCallback):
> * inspector/front-end/ResourcesPanel.js:
> (WebInspector.ResourcesPanel):
> (WebInspector.ResourcesPanel.prototype._showDOMStorage.get if):
> (WebInspector.ResourcesPanel.prototype._showDOMStorage):
> 

TBR=vivek.vg@samsung.com
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=145495

[eustas, 2013-03-12 07:50:39]

Committed patchset #1 manually as r145495.