Reviewed by Pavel Feldman.

        [Chromium] Report object groups and single DOM-related objects
        to the new heap profiler.
        https://bugs.webkit.org/show_bug.cgi?id=53659

        * Android.v8bindings.mk:
        * WebCore.gypi:
        * WebCore.pro:
        * bindings/scripts/CodeGeneratorV8.pm:
        * bindings/v8/RetainedDOMInfo.cpp: Added.
        (WebCore::RetainedDOMInfo::RetainedDOMInfo):
        * bindings/v8/RetainedDOMInfo.h: Added.
        * bindings/v8/RetainedObjectInfo.h: Added.
        * bindings/v8/ScriptProfiler.cpp:
        (WebCore::retainedDOMInfo):
        (WebCore::ScriptProfiler::initialize):
        * bindings/v8/ScriptProfiler.h:
        * bindings/v8/V8DOMWindowShell.cpp:
        (WebCore::V8DOMWindowShell::initContextIfNeeded):
        * bindings/v8/V8GCController.cpp:
        (WebCore::GroupId::GrouperItem::GrouperItem):
        (WebCore::GroupId::GrouperItem::groupId):
        (WebCore::GroupId::GrouperItem::createRetainedObjectInfo):
        (WebCore::calculateGroupId):
        (WebCore::GrouperVisitor::visitDOMWrapper):
        (WebCore::GrouperVisitor::applyGrouping):
        * bindings/v8/WrapperTypeInfo.h:
        * inspector/front-end/DetailedHeapshotGridNodes.js:
        (WebInspector.HeapSnapshotConstructorNode):
        (WebInspector.HeapSnapshotConstructorNode.prototype._createNodesProvider):
        (WebInspector.HeapSnapshotDiffNode):
        (WebInspector.HeapSnapshotDiffNode.prototype._createNodesProvider.createProvider):
        (WebInspector.HeapSnapshotDiffNode.prototype._createNodesProvider):
        * inspector/front-end/DetailedHeapshotView.js:
        (WebInspector.HeapSnapshotRetainingPathsList.prototype.setDataSource):
        (WebInspector.HeapSnapshotRetainingPathsList.prototype.refresh):
        (WebInspector.HeapSnapshotRetainingPathsList.prototype.showNext.startSearching):
        (WebInspector.HeapSnapshotRetainingPathsList.prototype.showNext):
        (WebInspector.HeapSnapshotRetainingPathsList.prototype._setRootChildrenForFinder):
        (WebInspector.DetailedHeapshotView.prototype._changeRetainingPathsRoot):
        (WebInspector.DetailedHeapshotView.prototype.get isTracingToWindowObjects):
        * inspector/front-end/HeapSnapshot.js:
        (WebInspector.HeapSnapshotNode.prototype.get className):
        (WebInspector.HeapSnapshot.prototype._buildAggregates):
        (WebInspector.HeapSnapshotPathFinder.prototype.updateRoots):
        (WebInspector.HeapSnapshotPathFinder.prototype._fillRootChildren):
        * inspector/front-end/heapProfiler.css:
        (.detailed-heapshot-view .retaining-paths-view .title > span):
        (.detailed-heapshot-view .retaining-paths-to-windows):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@81265 268f45cc-cd09-0410-ab3c-d52691b4dbfc