Hook up the PPB_Flash_Print interface to new host system.

chrome/renderer/pepper/pepper_flash_renderer_message_filter.h

Index: chrome/renderer/pepper/pepper_flash_renderer_message_filter.h
diff --git a/chrome/renderer/pepper/pepper_flash_renderer_message_filter.h b/chrome/renderer/pepper/pepper_flash_renderer_message_filter.h
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index 0000000000000000000000000000000000000000..3a39ae65dbb2118ad767a6c6146caa2906d3636a
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+++ b/chrome/renderer/pepper/pepper_flash_renderer_message_filter.h
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+// Copyright (c) 2012 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_RENDERER_PEPPER_PEPPER_FLASH_RENDERER_MESSAGE_FILTER_H_
+#define CHROME_RENDERER_PEPPER_PEPPER_FLASH_RENDERER_MESSAGE_FILTER_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ppapi/c/pp_instance.h"
+#include "ppapi/host/instance_message_filter.h"
+
+namespace chrome {
+
+// Implements the backend for Flash-specific messages from a plugin process.
+class PepperFlashRendererMessageFilter
+    : public ppapi::host::InstanceMessageFilter {
+ public:
+  // This class is designed to be heap-allocated. It will attach itself to the
+  // given host and delete itself when the host is destroyed.
+  explicit PepperFlashRendererMessageFilter(ppapi::host::PpapiHost* host);
+  virtual ~PepperFlashRendererMessageFilter();
+
+  // InstanceMessageFilter:
+  virtual bool OnInstanceMessageReceived(const IPC::Message& msg) OVERRIDE;
+
+ private:
+  // Message handlers.
+  void OnHostMsgInvokePrinting(PP_Instance instance);
+
+  DISALLOW_COPY_AND_ASSIGN(PepperFlashRendererMessageFilter);
+};
+
+}  // namespace chrome
+
+#endif  // CHROME_RENDERER_PEPPER_PEPPER_FLASH_RENDERER_MESSAGE_FILTER_H_