Initial IndexedDBQuotaClient implementation

content/browser/in_process_webkit/indexed_db_context.h

Index: content/browser/in_process_webkit/indexed_db_context.h
diff --git a/content/browser/in_process_webkit/indexed_db_context.h b/content/browser/in_process_webkit/indexed_db_context.h
index 2bd32e500405d5b363c84799975cd93cb739a156..849a97ab74d0c1dfead5a0dd3159f29fca88a3e0 100644
--- a/content/browser/in_process_webkit/indexed_db_context.h
+++ b/content/browser/in_process_webkit/indexed_db_context.h
@@ -10,6 +10,7 @@
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "content/browser/browser_thread.h"
 
 class GURL;
 class FilePath;
@@ -19,14 +20,26 @@ namespace WebKit {
 class WebIDBFactory;
 }
 
+namespace base {
+class MessageLoopProxy;
+}
+
 namespace quota {
+class QuotaManagerProxy;
 class SpecialStoragePolicy;
 }
 
-class IndexedDBContext {
+struct DeleteOnWebKitThread;
+
+class IndexedDBContext :
+    public base::RefCountedThreadSafe<IndexedDBContext,
+                                      DeleteOnWebKitThread> {

[jam, 2011/05/28 03:08:51]

if you want to handle the leak in unittests, then create a fake
BrowserThread::WebKit like this 

http://codesearch.google.com/codesearch/p?hl=en#OAMlx_jo-ck/src/chrome/browse...

and call
MessageLoop::current()->RunAllPending();
in the destructor.

[dgrogan, 2011/05/31 23:26:07]

Thanks.  Done.

  public:
   IndexedDBContext(WebKitContext* webkit_context,
-                   quota::SpecialStoragePolicy* special_storage_policy);
+                   quota::SpecialStoragePolicy* special_storage_policy,
+                   quota::QuotaManagerProxy* quota_manager_proxy,
+                   base::MessageLoopProxy* webkit_thread_loop);
+
   ~IndexedDBContext();
 
   WebKit::WebIDBFactory* GetIDBFactory();
@@ -69,7 +82,26 @@ class IndexedDBContext {
 
   scoped_refptr<quota::SpecialStoragePolicy> special_storage_policy_;
 
+  scoped_refptr<quota::QuotaManagerProxy> quota_manager_proxy_;
+
   DISALLOW_COPY_AND_ASSIGN(IndexedDBContext);
 };
 
+// This was copied from browser_thread.h and modified.
+struct DeleteOnWebKitThread {
+  static void Destruct(const IndexedDBContext* x) {
+    BrowserThread::ID thread = BrowserThread::WEBKIT;
+    if (BrowserThread::CurrentlyOn(thread)) {
+      delete x;
+    } else {
+      if (!BrowserThread::DeleteSoon(thread, FROM_HERE, x)) {
+#if defined(UNIT_TEST)
+        LOG(INFO) << "DeleteSoon failed on thread, deleting locally" << thread;
+        delete x;
+#endif  // UNIT_TEST
+      }
+    }
+  }
+};
+
 #endif  // CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_CONTEXT_H_