Move UtilityProcessHost to content and move the message sending/dispatching to the clients. This...

chrome/common/utility_messages.h

Index: chrome/common/utility_messages.h
===================================================================
--- chrome/common/utility_messages.h	(revision 88135)
+++ chrome/common/utility_messages.h	(working copy)
@@ -1,212 +0,0 @@
-// 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 message file, so no include guard.
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/file_path.h"
-#include "base/platform_file.h"
-#include "base/values.h"
-#include "chrome/common/extensions/update_manifest.h"
-#include "content/common/common_param_traits.h"
-#include "content/common/indexed_db_key.h"
-#include "content/common/indexed_db_param_traits.h"
-#include "content/common/serialized_script_value.h"
-#include "ipc/ipc_message_macros.h"
-#include "ipc/ipc_message_utils.h"
-#include "printing/backend/print_backend.h"
-#include "printing/page_range.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "ui/gfx/rect.h"
-
-#define IPC_MESSAGE_START UtilityMsgStart
-
-IPC_STRUCT_TRAITS_BEGIN(printing::PageRange)
-  IPC_STRUCT_TRAITS_MEMBER(from)
-  IPC_STRUCT_TRAITS_MEMBER(to)
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(printing::PrinterCapsAndDefaults)
-  IPC_STRUCT_TRAITS_MEMBER(printer_capabilities)
-  IPC_STRUCT_TRAITS_MEMBER(caps_mime_type)
-  IPC_STRUCT_TRAITS_MEMBER(printer_defaults)
-  IPC_STRUCT_TRAITS_MEMBER(defaults_mime_type)
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(UpdateManifest::Result)
-  IPC_STRUCT_TRAITS_MEMBER(extension_id)
-  IPC_STRUCT_TRAITS_MEMBER(version)
-  IPC_STRUCT_TRAITS_MEMBER(browser_min_version)
-  IPC_STRUCT_TRAITS_MEMBER(package_hash)
-  IPC_STRUCT_TRAITS_MEMBER(crx_url)
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(UpdateManifest::Results)
-  IPC_STRUCT_TRAITS_MEMBER(list)
-  IPC_STRUCT_TRAITS_MEMBER(daystart_elapsed_seconds)
-IPC_STRUCT_TRAITS_END()
-
-//------------------------------------------------------------------------------
-// Utility process messages:
-// These are messages from the browser to the utility process.
-// Tell the utility process to unpack the given extension file in its
-// directory and verify that it is valid.
-IPC_MESSAGE_CONTROL1(UtilityMsg_UnpackExtension,
-                     FilePath /* extension_filename */)
-
-// Tell the utility process to parse the given JSON data and verify its
-// validity.
-IPC_MESSAGE_CONTROL1(UtilityMsg_UnpackWebResource,
-                     std::string /* JSON data */)
-
-// Tell the utility process to parse the given xml document.
-IPC_MESSAGE_CONTROL1(UtilityMsg_ParseUpdateManifest,
-                     std::string /* xml document contents */)
-
-// Tell the utility process to decode the given image data.
-IPC_MESSAGE_CONTROL1(UtilityMsg_DecodeImage,
-                     std::vector<unsigned char>)  // encoded image contents
-
-// Tell the utility process to decode the given image data, which is base64
-// encoded.
-IPC_MESSAGE_CONTROL1(UtilityMsg_DecodeImageBase64,
-                     std::string)  // base64 encoded image contents
-
-// Tell the utility process to render the given PDF into a metafile.
-IPC_MESSAGE_CONTROL5(UtilityMsg_RenderPDFPagesToMetafile,
-                     base::PlatformFile,       // PDF file
-                     FilePath,                 // Location for output metafile
-                     gfx::Rect,                // Render Area
-                     int,                      // DPI
-                     std::vector<printing::PageRange>)
-
-// Tell the utility process to extract the given IDBKeyPath from the
-// SerializedScriptValue vector and reply with the corresponding IDBKeys.
-IPC_MESSAGE_CONTROL3(UtilityMsg_IDBKeysFromValuesAndKeyPath,
-                     int,     // id
-                     std::vector<SerializedScriptValue>,
-                     string16)  // IDBKeyPath
-
-IPC_MESSAGE_CONTROL3(UtilityMsg_InjectIDBKey,
-                     IndexedDBKey /* key */,
-                     SerializedScriptValue /* value */,
-                     string16 /* key path*/)
-
-// Tell the utility process to parse a JSON string into a Value object.
-IPC_MESSAGE_CONTROL1(UtilityMsg_ParseJSON,
-                     std::string /* JSON to parse */)
-
-// Tells the utility process that it's running in batch mode.
-IPC_MESSAGE_CONTROL0(UtilityMsg_BatchMode_Started)
-
-// Tells the utility process that it can shutdown.
-IPC_MESSAGE_CONTROL0(UtilityMsg_BatchMode_Finished)
-
-// Tells the utility process to get capabilities and defaults for the specified
-// printer. Used on Windows to isolate the service process from printer driver
-// crashes by executing this in a separate process. This does not run in a
-// sandbox.
-IPC_MESSAGE_CONTROL1(UtilityMsg_GetPrinterCapsAndDefaults,
-                     std::string /* printer name */)
-
-//------------------------------------------------------------------------------
-// Utility process host messages:
-// These are messages from the utility process to the browser.
-// Reply when the utility process is done unpacking an extension.  |manifest|
-// is the parsed manifest.json file.
-// The unpacker should also have written out files containing the decoded
-// images and message catalogs from the extension. See ExtensionUnpacker for
-// details.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_UnpackExtension_Succeeded,
-                     DictionaryValue /* manifest */)
-
-// Reply when the utility process has failed while unpacking an extension.
-// |error_message| is a user-displayable explanation of what went wrong.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_UnpackExtension_Failed,
-                     std::string /* error_message, if any */)
-
-// Reply when the utility process is done unpacking and parsing JSON data
-// from a web resource.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_UnpackWebResource_Succeeded,
-                     DictionaryValue /* json data */)
-
-// Reply when the utility process has failed while unpacking and parsing a
-// web resource.  |error_message| is a user-readable explanation of what
-// went wrong.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_UnpackWebResource_Failed,
-                     std::string /* error_message, if any */)
-
-// Reply when the utility process has succeeded in parsing an update manifest
-// xml document.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_ParseUpdateManifest_Succeeded,
-                     UpdateManifest::Results /* updates */)
-
-// Reply when an error occured parsing the update manifest. |error_message|
-// is a description of what went wrong suitable for logging.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_ParseUpdateManifest_Failed,
-                     std::string /* error_message, if any */)
-
-// Reply when the utility process has succeeded in decoding the image.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_DecodeImage_Succeeded,
-                     SkBitmap)  // decoded image
-
-// Reply when an error occured decoding the image.
-IPC_MESSAGE_CONTROL0(UtilityHostMsg_DecodeImage_Failed)
-
-// Reply when the utility process has succeeded in rendering the PDF.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_RenderPDFPagesToMetafile_Succeeded,
-                     int)       // Highest rendered page number
-
-// Reply when an error occured rendering the PDF.
-IPC_MESSAGE_CONTROL0(UtilityHostMsg_RenderPDFPagesToMetafile_Failed)
-
-#if defined(OS_WIN)
-// Request that the given font be loaded by the host so it's cached by the
-// OS. Please see ChildProcessHost::PreCacheFont for details.
-IPC_SYNC_MESSAGE_CONTROL1_0(UtilityHostMsg_PreCacheFont,
-                            LOGFONT /* font data */)
-#endif  // defined(OS_WIN)
-
-// Reply when the utility process has succeeded in obtaining the value for
-// IDBKeyPath.
-IPC_MESSAGE_CONTROL2(UtilityHostMsg_IDBKeysFromValuesAndKeyPath_Succeeded,
-                     int /* id */,
-                     std::vector<IndexedDBKey> /* value */)
-
-// Reply when the utility process has failed in obtaining the value for
-// IDBKeyPath.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_IDBKeysFromValuesAndKeyPath_Failed,
-                     int /* id */)
-
-// Reply when the utility process has finished injecting an IDBKey into
-// a SerializedScriptValue.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_InjectIDBKey_Finished,
-                     SerializedScriptValue /* new value */)
-
-// Reply when the utility process successfully parsed a JSON string.
-//
-// WARNING: The result can be of any Value subclass type, but we can't easily
-// pass indeterminate value types by const object reference with our IPC macros,
-// so we put the result Value into a ListValue. Handlers should examine the
-// first (and only) element of the ListValue for the actual result.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_ParseJSON_Succeeded,
-                     ListValue)
-
-// Reply when the utility process failed in parsing a JSON string.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_ParseJSON_Failed,
-                     std::string /* error message, if any*/)
-
-// Reply when the utility process has succeeded in obtaining the printer
-// capabilities and defaults.
-IPC_MESSAGE_CONTROL2(UtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded,
-                     std::string /* printer name */,
-                     printing::PrinterCapsAndDefaults)
-
-// Reply when the utility process has failed to obtain the printer
-// capabilities and defaults.
-IPC_MESSAGE_CONTROL1(UtilityHostMsg_GetPrinterCapsAndDefaults_Failed,
-                     std::string /* printer name */)