Implement granular cross-origin XHR for extensions.

chrome/common/render_messages.h

 // Copyright (c) 2006-2009 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 CHROME_COMMON_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 
 #include <string>
 #include <vector>
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/gfx/native_widget_types.h"
 #include "base/ref_counted.h"
 #include "base/shared_memory.h"
 #include "chrome/browser/renderer_host/resource_handler.h"
 #include "chrome/common/common_param_traits.h"
 #include "chrome/common/css_colors.h"
 #include "chrome/common/extensions/update_manifest.h"
+#include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/filter_policy.h"
 #include "chrome/common/modal_dialog_event.h"
 #include "chrome/common/page_transition_types.h"
 #include "chrome/common/renderer_preferences.h"
 #include "chrome/common/transport_dib.h"
 #include "chrome/common/view_types.h"
 #include "chrome/common/webkit_param_traits.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_message_utils.h"
 #include "media/audio/audio_output.h"
@@ skipping 2002 matching lines @@
     l->append(L", ");
     LogParam(p.browser_min_version, l);
     l->append(L", ");
     LogParam(p.package_hash, l);
     l->append(L", ");
     LogParam(p.crx_url, l);
     l->append(L")");
   }
 };
 
+// Traits for URLPattern.
+template <>
+struct ParamTraits<URLPattern> {
+  typedef URLPattern param_type;
+  static void Write(Message* m, const param_type& p) {
+    WriteParam(m, p.GetAsString());
+  }
+  static bool Read(const Message* m, void** iter, param_type* p) {
+    std::string spec;
+    if (!ReadParam(m, iter, &spec))
+      return false;
+
+    return p->Parse(spec);
+  }
+  static void Log(const param_type& p, std::wstring* l) {
+    LogParam(p.GetAsString(), l);
+  }
+};
+
 }  // namespace IPC
 
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/render_messages_internal.h"
 #include "ipc/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_