Add IPC plumbing code for Quota API

BUG=61676
TEST=No new tests; just IPC plumbing (manually tested)

Review URL: http://codereview.chromium.org/6811022

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@81364 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 77 insertions, 0 deletions

diff --git a/content/browser/renderer_host/quota_dispatcher_host.cc b/content/browser/renderer_host/quota_dispatcher_host.cc
new file mode 100644
index 0000000..aef300c
--- /dev/null
+++ b/content/browser/renderer_host/quota_dispatcher_host.cc
@@ -0,0 +1,46 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/browser/renderer_host/quota_dispatcher_host.h"
+
+#include "content/common/quota_messages.h"
+#include "googleurl/src/gurl.h"
+
+QuotaDispatcherHost::~QuotaDispatcherHost() {
+}
+
+bool QuotaDispatcherHost::OnMessageReceived(
+    const IPC::Message& message, bool* message_was_ok) {
+  *message_was_ok = true;
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP_EX(QuotaDispatcherHost, message, *message_was_ok)
+    IPC_MESSAGE_HANDLER(QuotaHostMsg_QueryStorageUsageAndQuota,
+                        OnQueryStorageUsageAndQuota)
+    IPC_MESSAGE_HANDLER(QuotaHostMsg_RequestStorageQuota,
+                        OnRequestStorageQuota)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP_EX()
+  return handled;
+}
+
+void QuotaDispatcherHost::OnQueryStorageUsageAndQuota(
+    int request_id,
+    const GURL& origin,
+    WebKit::WebStorageQuotaType type) {
+  // TODO(kinuko): not implemented yet.
+  Send(new QuotaMsg_DidFail(
+      request_id,
+      WebKit::WebStorageQuotaErrorNotSupported));
+}
+
+void QuotaDispatcherHost::OnRequestStorageQuota(
+    int request_id,
+    const GURL& origin,
+    WebKit::WebStorageQuotaType type,
+    int64 requested_size) {
+  // TODO(kinuko): not implemented yet.
+  Send(new QuotaMsg_DidFail(
+      request_id,
+      WebKit::WebStorageQuotaErrorNotSupported));
+}
diff --git a/content/browser/renderer_host/quota_dispatcher_host.h b/content/browser/renderer_host/quota_dispatcher_host.h
new file mode 100644
index 0000000..ac75278
--- /dev/null
+++ b/content/browser/renderer_host/quota_dispatcher_host.h
@@ -0,0 +1,31 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_BROWSER_RENDERER_HOST_QUOTA_DISPATCHER_HOST_H_
+#define CONTENT_BROWSER_RENDERER_HOST_QUOTA_DISPATCHER_HOST_H_
+
+#include "base/basictypes.h"
+#include "content/browser/browser_message_filter.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageQuotaType.h"
+
+class GURL;
+
+class QuotaDispatcherHost : public BrowserMessageFilter {
+ public:
+  ~QuotaDispatcherHost();
+  bool OnMessageReceived(const IPC::Message& message, bool* message_was_ok);
+
+ private:
+  void OnQueryStorageUsageAndQuota(
+      int request_id,
+      const GURL& origin_url,
+      WebKit::WebStorageQuotaType type);
+  void OnRequestStorageQuota(
+      int request_id,
+      const GURL& origin_url,
+      WebKit::WebStorageQuotaType type,
+      int64 requested_size);
+};
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_QUOTA_DISPATCHER_HOST_H_