Added DeleteOriginData to QuotaClient

webkit/fileapi/sandbox_quota_client.cc

Index: webkit/fileapi/sandbox_quota_client.cc
diff --git a/webkit/fileapi/sandbox_quota_client.cc b/webkit/fileapi/sandbox_quota_client.cc
index b35e7ba23c7e3c874b268dd6bf7faf21a3dea115..7d23b51d433b7f4b0bc4a234c3f687f4c170b44d 100644
--- a/webkit/fileapi/sandbox_quota_client.cc
+++ b/webkit/fileapi/sandbox_quota_client.cc
@@ -289,4 +289,53 @@ void SandboxQuotaClient::DidGetOriginsForHost(
   pending_origins_for_host_callbacks_.Run(type_and_host, origins);
 }
 
+class SandboxQuotaClient::DeleteOriginTask
+    : public QuotaThreadTask {
+ public:
+  DeleteOriginTask(
+      SandboxQuotaClient* quota_client,
+      scoped_refptr<MessageLoopProxy> file_message_loop,
+      const GURL& origin,
+      FileSystemType type,
+      DeletionCallback* callback)
+      : QuotaThreadTask(quota_client, file_message_loop),
+        file_system_context_(quota_client->file_system_context_),
+        origin_(origin),
+        type_(type),
+        status_(quota::kQuotaStatusUnknown),
+        callback_(callback) {
+  }
+
+  virtual ~DeleteOriginTask() {}
+
+  virtual void RunOnTargetThread() OVERRIDE {
+    if (file_system_context_->
+        DeleteDataForOriginAndTypeOnFileThread(origin_, type_))
+      status_ = quota::kQuotaStatusOk;
+    else
+      status_ = quota::kQuotaErrorInvalidModification;
+  }
+
+  virtual void Completed() OVERRIDE {
+    callback_->Run(status_);
+  }
+ private:
+  FileSystemContext* file_system_context_;
+  GURL origin_;
+  FileSystemType type_;
+  quota::QuotaStatusCode status_;
+  scoped_ptr<DeletionCallback> callback_;
+};
+
+void SandboxQuotaClient::DeleteOriginData(const GURL& origin,
+                                          StorageType type,
+                                          DeletionCallback* callback) {
+  FileSystemType fs_type = QuotaStorageTypeToFileSystemType(type);
+  DCHECK(fs_type != kFileSystemTypeUnknown);
+  scoped_ptr<DeleteOriginTask> task(
+      new DeleteOriginTask(this, file_message_loop_,
+                           origin, fs_type, callback));
+  task->Start();
+}
+
 }  // namespace fileapi