libcef:

- Add support for embedded netscape-style plugins.
- Add new webkit_glue VisitedLinkHash() and IsLinkVisited() functions required by underlying chromium changes.
cefclient:
- Add sample netscape-style plugin implementation and related Plugin item on the Tests menu.
- Increase the speed of the update timer so that buttons refresh closer to real-time.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@5 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

include/cef_nplugin.h

@@ -0,0 +1,76 @@
+// Copyright (c) 2008 Marshall A. Greenblatt. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the name Chromium Embedded
+// Framework nor the names of its contributors may be used to endorse
+// or promote products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+#ifndef _CEF_PLUGIN_H
+#define _CEF_PLUGIN_H
+
+#include <string>
+#include "webkit/glue/plugins/nphostapi.h"
+#include "third_party/npapi/bindings/npapi.h"
+
+// Netscape plugins are normally built at separate DLLs that are loaded by the
+// browser when needed.  This interface supports the creation of plugins that
+// are an embedded component of the application.  Embedded plugins built using
+// this interface use the same Netscape Plugin API as DLL-based plugins.
+// See https://developer.mozilla.org/En/Gecko_Plugin_API_Reference for complete
+// documentation on how to use the Netscape Plugin API.
+
+// This structure fully describes a plugin.
+struct CefPluginVersionInfo {
+  // Unique name used to identify a plugin.  The unique name is used in place
+  // of the file path that would be available with normal plugin DLLs.
+  std::wstring unique_name;
+  std::wstring product_name;
+  std::wstring description;
+  std::wstring version;
+  // List of supported mime type values, delimited with a pipe (|) character.
+  std::wstring mime_types;
+  // List of supported file extensions, delimited with a pipe (|) character.
+  std::wstring file_extensions;
+  // List of descriptions for the file extensions, delimited with a pipe (|)
+  // character.
+  std::wstring file_open_names;
+};
+
+// This structure provides version information and entry point functions.
+struct CefPluginInfo {
+  CefPluginVersionInfo version_info;
+  NP_GetEntryPointsFunc np_getentrypoints;
+  NP_InitializeFunc np_initialize;
+  NP_ShutdownFunc np_shutdown;
+};
+
+// Register the plugin with the system.
+bool CefRegisterPlugin(const struct CefPluginInfo& plugin_info);
+
+// Unregister the plugin with the system.
+bool CefUnregisterPlugin(const struct CefPluginInfo& plugin_info);
+
+#endif // _CEF_PLUGIN_H