Propagate scrolling/marginwidth/marginheight property values to child frame.

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 "cc/surfaces/surface_id.h"
 #include "cc/surfaces/surface_sequence.h"
 #include "content/common/content_export.h"
@@ skipping 10 matching lines @@
 #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_importance_signals.h"
 #include "content/public/common/page_state.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/common/three_d_api_types.h"
 #include "content/public/common/transition_element.h"
 #include "ipc/ipc_message_macros.h"
+#include "third_party/WebKit/public/web/WebFrameOwnerProperties.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"
 
 #if defined(ENABLE_PLUGINS)
 #include "content/common/pepper_renderer_instance_data.h"
 #endif
 
 #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::WebContextMenuData::InputFieldType,
                           blink::WebContextMenuData::InputFieldTypeLast)
+IPC_ENUM_TRAITS_MAX_VALUE(blink::WebFrameOwnerProperties::ScrollingMode,
+                          blink::WebFrameOwnerProperties::ScrollingMode::Last)
 IPC_ENUM_TRAITS(blink::WebSandboxFlags)  // Bitmask.
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTreeScopeType,
                           blink::WebTreeScopeType::Last)
 IPC_ENUM_TRAITS_MAX_VALUE(ui::MenuSourceType, ui::MENU_SOURCE_TYPE_LAST)
 
 IPC_STRUCT_TRAITS_BEGIN(content::ColorSuggestion)
   IPC_STRUCT_TRAITS_MEMBER(color)
   IPC_STRUCT_TRAITS_MEMBER(label)
 IPC_STRUCT_TRAITS_END()
 
@@ skipping 37 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(input_field_type)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::CustomContextMenuContext)
   IPC_STRUCT_TRAITS_MEMBER(is_pepper_menu)
   IPC_STRUCT_TRAITS_MEMBER(request_id)
   IPC_STRUCT_TRAITS_MEMBER(render_widget_id)
   IPC_STRUCT_TRAITS_MEMBER(link_followed)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(blink::WebFrameOwnerProperties)
+  IPC_STRUCT_TRAITS_MEMBER(scrollingMode)
+  IPC_STRUCT_TRAITS_MEMBER(marginWidth)
+  IPC_STRUCT_TRAITS_MEMBER(marginHeight)
+IPC_STRUCT_TRAITS_END()
+
 IPC_STRUCT_TRAITS_BEGIN(content::TransitionElement)
   IPC_STRUCT_TRAITS_MEMBER(id)
   IPC_STRUCT_TRAITS_MEMBER(rect)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::PageImportanceSignals)
   IPC_STRUCT_TRAITS_MEMBER(had_form_interaction)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_BEGIN(FrameHostMsg_DidFailProvisionalLoadWithError_Params)
@@ skipping 219 matching lines @@
   // inserted into the correct place in the frame tree.  If this is
   // MSG_ROUTING_NONE, the frame will be created as the leftmost child of its
   // parent frame, in front of any other children.
   IPC_STRUCT_MEMBER(int, previous_sibling_routing_id)
 
   // When the new frame has a parent, |replication_state| holds the new frame's
   // properties replicated from the process rendering the parent frame, such as
   // the new frame's sandbox flags.
   IPC_STRUCT_MEMBER(content::FrameReplicationState, replication_state)
 
+  IPC_STRUCT_MEMBER(blink::WebFrameOwnerProperties, frame_owner_properties)

[alexmos, 2015/10/02 21:24:20]

Following the pattern for other members, let's add a comment explaining what
this is. (And maybe also why it's not part of replication_state.)

[lazyboy, 2015/10/05 22:16:08]

Done.

+
   // Specifies properties for a new RenderWidget that will be attached to the
   // new RenderFrame (if one is needed).
   IPC_STRUCT_MEMBER(FrameMsg_NewFrame_WidgetParams, widget_params)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(FrameHostMsg_OpenURL_Params)
   IPC_STRUCT_MEMBER(GURL, url)
   IPC_STRUCT_MEMBER(content::Referrer, referrer)
   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
   IPC_STRUCT_MEMBER(bool, should_replace_current_entry)
@@ skipping 306 matching lines @@
 // Note: this covers only the immediate frame / doesn't cover subframes.
 IPC_MESSAGE_ROUTED0(FrameMsg_GetSavableResourceLinks)
 
 // Get html data by serializing the target frame and replacing all resource
 // links with a path to the local copy passed in the message payload.
 IPC_MESSAGE_ROUTED3(FrameMsg_GetSerializedHtmlWithLocalLinks,
                     std::vector<GURL> /* urls that have local copy */,
                     std::vector<base::FilePath> /* paths of local copy */,
                     base::FilePath /* local directory path */)
 
+IPC_MESSAGE_ROUTED1(FrameMsg_SetFrameOwnerProperties,
+                    blink::WebFrameOwnerProperties /* frame_owner_properties */)
+
 #if defined(ENABLE_PLUGINS)
 // Notifies the renderer of updates to the Plugin Power Saver origin whitelist.
 IPC_MESSAGE_ROUTED1(FrameMsg_UpdatePluginContentOriginWhitelist,
                     std::set<url::Origin> /* origin_whitelist */)
 #endif  // defined(ENABLE_PLUGINS)
 
 // -----------------------------------------------------------------------------
 // Messages sent from the renderer to the browser.
 
 // Blink and JavaScript error messages to log to the console
 // or debugger UI.
 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_CONTROL4_1(FrameHostMsg_CreateChildFrame,
-                            int32 /* parent_routing_id */,
-                            blink::WebTreeScopeType /* scope */,
-                            std::string /* frame_name */,
-                            blink::WebSandboxFlags /* sandbox flags */,
-                            int32 /* new_routing_id */)
+IPC_SYNC_MESSAGE_CONTROL5_1(
+    FrameHostMsg_CreateChildFrame,
+    int32 /* parent_routing_id */,
+    blink::WebTreeScopeType /* scope */,
+    std::string /* frame_name */,
+    blink::WebSandboxFlags /* sandbox flags */,
+    blink::WebFrameOwnerProperties /* frame_owner_properties */,
+    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.
 IPC_MESSAGE_ROUTED2(FrameHostMsg_RenderProcessGone,
                     int, /* this really is base::TerminationStatus */
                     int /* exit_code */)
@@ skipping 72 matching lines @@
 // Notifies the browser that a page id was assigned.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidAssignPageId,
                     int32 /* page_id */)
 
 // Notifies the browser that sandbox flags have changed for a subframe of this
 // frame.
 IPC_MESSAGE_ROUTED2(FrameHostMsg_DidChangeSandboxFlags,
                     int32 /* subframe_routing_id */,
                     blink::WebSandboxFlags /* updated_flags */)
 
+// Notifies the browser that frame owner properties have changed for a subframe
+// of this frame.
+IPC_MESSAGE_ROUTED2(FrameHostMsg_DidChangeFrameOwnerProperties,
+                    int32 /* subframe_routing_id */,
+                    blink::WebFrameOwnerProperties /* frame_owner_properties */)
+
 // Changes the title for the page in the UI when the page is navigated or the
 // title changes. Sent for top-level frames.
 IPC_MESSAGE_ROUTED2(FrameHostMsg_UpdateTitle,
                     base::string16 /* title */,
                     blink::WebTextDirection /* title direction */)
 
 // Change the encoding name of the page in UI when the page has detected
 // proper encoding name. Sent for top-level frames.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_UpdateEncoding,
                     std::string /* new encoding name */)
@@ skipping 380 matching lines @@
 IPC_MESSAGE_ROUTED1(FrameHostMsg_ShowPopup,
                     FrameHostMsg_ShowPopup_Params)
 IPC_MESSAGE_ROUTED0(FrameHostMsg_HidePopup)
 
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent FrameMsg, then ifdefs for platform specific FrameMsg, then
 // platform independent FrameHostMsg, then ifdefs for platform specific
 // FrameHostMsg.