Hooking MHTML generation to the browser.

chrome/common/render_messages.h

 // 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.
 
 // Multiply-included file, no traditional include guard.
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 // TODO(erg): This list has been temporarily annotated by erg while doing work
 // on which headers to pull out.
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "base/string16.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/common/common_param_traits.h"
 #include "chrome/common/instant_types.h"
 #include "chrome/common/nacl_types.h"
 #include "chrome/common/search_provider.h"
 #include "chrome/common/thumbnail_score.h"
 #include "chrome/common/translate_errors.h"
 #include "content/common/common_param_traits.h"
 #include "ipc/ipc_message_macros.h"
+#include "ipc/ipc_platform_file.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCache.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebConsoleMessage.h"
 #include "ui/gfx/rect.h"
 
 // Singly-included section for enums and custom IPC traits.
 #ifndef CHROME_COMMON_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 
 class SkBitmap;
 
@@ skipping 215 matching lines @@
 // to true before any navigation occurs, and only set to false at most once
 // after that.
 IPC_MESSAGE_ROUTED1(ViewMsg_SetIsPrerendering,
                     bool /* whether the RenderView is prerendering */)
 
 // Sent on process startup to indicate whether this process is running in
 // incognito mode.
 IPC_MESSAGE_CONTROL1(ViewMsg_SetIsIncognitoProcess,
                      bool /* is_incognito_processs */)
 
+// Instructs the renderer to save the current page to MHTML.
+IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
+                    int /* job_id */,
+                    IPC::PlatformFileForTransit /* file handle */)
+
 //-----------------------------------------------------------------------------
 // TabContents messages
 // These are messages sent from the renderer to the browser process.
 
 // Provides the contents for the given page that was loaded recently.
 IPC_MESSAGE_ROUTED3(ViewHostMsg_PageContents,
                     GURL         /* URL of the page */,
                     int32        /* page id */,
                     string16     /* page contents */)
 
@@ skipping 200 matching lines @@
 
 // Sent by the renderer to check if a URL has permission to trigger a clipboard
 // read/write operation from the DOM.
 IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_CanTriggerClipboardRead,
                            GURL /* url */,
                            bool /* allowed */)
 IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_CanTriggerClipboardWrite,
                            GURL /* url */,
                            bool /* allowed */)
 
+// Notifies the browser that the page was or was not saved as MHTML.
+IPC_MESSAGE_ROUTED2(ViewHostMsg_SavedPageAsMHTML,
+                    int /* job_id*/,
+                    bool /* success */)
+
 // Suggest results -----------------------------------------------------------
 
 IPC_MESSAGE_ROUTED3(ViewHostMsg_SetSuggestions,
                     int32 /* page_id */,
                     std::vector<std::string> /* suggestions */,
                     InstantCompleteBehavior)
 
 IPC_MESSAGE_ROUTED2(ViewHostMsg_InstantSupportDetermined,
                     int32 /* page_id */,
                     bool  /* result */)
 
 // JavaScript related messages -----------------------------------------------
 
 // Notify the JavaScript engine in the render to change its parameters
 // while performing stress testing.
 IPC_MESSAGE_ROUTED2(ViewMsg_JavaScriptStressTestControl,
                     int /* cmd */,
                     int /* param */)