Replicate whether a frame is in a document or shadow tree.

content/common/frame_messages.h

 // Copyright 2013 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.
 
 // IPC messages for interacting with frames.
 // Multiply-included message file, hence no include guard.
 
 #include "content/common/content_export.h"
 #include "content/common/content_param_traits.h"
 #include "content/common/frame_message_enums.h"
 #include "content/common/frame_param.h"
 #include "content/common/frame_replication_state.h"
 #include "content/common/navigation_gesture.h"
 #include "content/common/navigation_params.h"
 #include "content/common/resource_request_body.h"
 #include "content/public/common/color_suggestion.h"
 #include "content/public/common/common_param_traits.h"
 #include "content/public/common/context_menu_params.h"
 #include "content/public/common/frame_navigate_params.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/message_port_types.h"
 #include "content/public/common/page_state.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/common/transition_element.h"
 #include "ipc/ipc_message_macros.h"
+#include "third_party/WebKit/public/web/WebTreeScopeType.h"
 #include "ui/gfx/ipc/gfx_param_traits.h"
 #include "url/gurl.h"
 #include "url/origin.h"
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
 
 #define IPC_MESSAGE_START FrameMsgStart
 
 IPC_ENUM_TRAITS_MIN_MAX_VALUE(AccessibilityMode,
                               AccessibilityModeOff,
                               AccessibilityModeComplete)
 IPC_ENUM_TRAITS_MIN_MAX_VALUE(content::JavaScriptMessageType,
                               content::JAVASCRIPT_MESSAGE_TYPE_ALERT,
                               content::JAVASCRIPT_MESSAGE_TYPE_PROMPT)
 IPC_ENUM_TRAITS_MAX_VALUE(FrameMsg_Navigate_Type::Value,
                           FrameMsg_Navigate_Type::NAVIGATE_TYPE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(FrameMsg_UILoadMetricsReportType::Value,
                           FrameMsg_UILoadMetricsReportType::REPORT_TYPE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebContextMenuData::MediaType,
                           blink::WebContextMenuData::MediaTypeLast)
+IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTreeScopeType,
+                          blink::WebTreeScopeType::Last)
 IPC_ENUM_TRAITS_MAX_VALUE(ui::MenuSourceType, ui::MENU_SOURCE_TYPE_LAST)
 IPC_ENUM_TRAITS(content::SandboxFlags)  // Bitmask.
 
 IPC_STRUCT_TRAITS_BEGIN(content::ColorSuggestion)
   IPC_STRUCT_TRAITS_MEMBER(color)
   IPC_STRUCT_TRAITS_MEMBER(label)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::ContextMenuParams)
   IPC_STRUCT_TRAITS_MEMBER(media_type)
@@ skipping 578 matching lines @@
 IPC_MESSAGE_ROUTED4(FrameHostMsg_AddMessageToConsole,
                     int32, /* log level */
                     base::string16, /* msg */
                     int32, /* line number */
                     base::string16 /* source id */ )
 
 // Sent by the renderer when a child frame is created in the renderer.
 //
 // Each of these messages will have a corresponding FrameHostMsg_Detach message
 // sent when the frame is detached from the DOM.
-IPC_SYNC_MESSAGE_CONTROL3_1(FrameHostMsg_CreateChildFrame,
+IPC_SYNC_MESSAGE_CONTROL4_1(FrameHostMsg_CreateChildFrame,
                             int32 /* parent_routing_id */,
+                            blink::WebTreeScopeType /* scope */,
                             std::string /* frame_name */,
                             content::SandboxFlags /* sandbox flags */,
                             int32 /* new_routing_id */)
 
 // Sent by the renderer to the parent RenderFrameHost when a child frame is
 // detached from the DOM.
 IPC_MESSAGE_ROUTED0(FrameHostMsg_Detach)
 
 // Indicates the renderer process is gone.  This actually is sent by the
 // browser process to itself, but keeps the interface cleaner.
@@ skipping 314 matching lines @@
                     FrameMsg_PostMessage_Params)
 
 #if defined(OS_MACOSX) || defined(OS_ANDROID)
 
 // Message to show/hide a popup menu using native controls.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_ShowPopup,
                     FrameHostMsg_ShowPopup_Params)
 IPC_MESSAGE_ROUTED0(FrameHostMsg_HidePopup)
 
 #endif