IndexedDB: should make the LevelDB persistant to the directory indicated in PageGroup...

IndexedDB: should make the LevelDB persistant to the directory indicated in PageGroupSettings::indexedDBDataBasePath
https://bugs.webkit.org/show_bug.cgi?id=88338

Reviewed by David Levin.

Source/WebCore:

If the indexedDB runs in main thread it can access the GroupSettings via the document;
otherwise, we need to pass the page GroupSettings to the worker thread so that accessible
to the indexedDB running in WorkerContext.

* Modules/indexeddb/IDBFactory.cpp:
(WebCore::IDBFactory::open):
* workers/DedicatedWorkerThread.cpp:
(WebCore::DedicatedWorkerThread::create):
(WebCore::DedicatedWorkerThread::DedicatedWorkerThread):
* workers/DedicatedWorkerThread.h:
(DedicatedWorkerThread):
* workers/DefaultSharedWorkerRepository.cpp:
(SharedWorkerProxy):
(WebCore::SharedWorkerProxy::groupSettings):
(WebCore):
(WebCore::DefaultSharedWorkerRepository::workerScriptLoaded):
* workers/SharedWorkerThread.cpp:
(WebCore::SharedWorkerThread::create):
(WebCore::SharedWorkerThread::SharedWorkerThread):
* workers/SharedWorkerThread.h:
(SharedWorkerThread):
* workers/WorkerMessagingProxy.cpp:
(WebCore::WorkerMessagingProxy::startWorkerContext):
* workers/WorkerThread.cpp:
(WebCore::WorkerThreadStartupData::create):
(WorkerThreadStartupData):
(WebCore::WorkerThreadStartupData::WorkerThreadStartupData):
(WebCore::WorkerThread::WorkerThread):
(WebCore::WorkerThread::groupSettings):
(WebCore):
* workers/WorkerThread.h:
(WorkerThread):

Source/WebKit/chromium:

* src/WebSharedWorkerImpl.cpp:
(WebKit::WebSharedWorkerImpl::startWorkerContext):
* src/WebWorkerClientImpl.cpp:
(WebKit::WebWorkerClientImpl::startWorkerContext):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@121742 268f45cc-cd09-0410-ab3c-d52691b4dbfc