Make Document::isSecureContext() work for OOPIFs

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 <stddef.h>
 #include <stdint.h>
 
@@ skipping 270 matching lines @@
   // reported.
   IPC_STRUCT_MEMBER(FrameMsg_UILoadMetricsReportType::Value, report_type)
 
   // Timestamp at which the UI action that triggered the navigation originated.
   IPC_STRUCT_MEMBER(base::TimeTicks, ui_timestamp)
 
   // True if the document for the load is enforcing strict mixed content
   // checking.
   IPC_STRUCT_MEMBER(bool, should_enforce_strict_mixed_content_checking)
 
+  // True if the document for the load is a unique origin that should be
+  // considered potentially trustworthy.
+  IPC_STRUCT_MEMBER(bool, has_potentially_trustworthy_unique_origin)
+
   // True if the navigation originated as an srcdoc attribute.
   IPC_STRUCT_MEMBER(bool, is_srcdoc)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(FrameMsg_PostMessage_Params)
   // Whether the data format is supplied as serialized script value, or as
   // a simple string. If it is a raw string, must be converted from string to a
   // WebSerializedScriptValue in the renderer process.
   IPC_STRUCT_MEMBER(bool, is_data_raw_string)
 
@@ skipping 73 matching lines @@
 #endif
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(content::FrameReplicationState)
   IPC_STRUCT_TRAITS_MEMBER(origin)
   IPC_STRUCT_TRAITS_MEMBER(sandbox_flags)
   IPC_STRUCT_TRAITS_MEMBER(name)
   IPC_STRUCT_TRAITS_MEMBER(unique_name)
   IPC_STRUCT_TRAITS_MEMBER(scope)
   IPC_STRUCT_TRAITS_MEMBER(should_enforce_strict_mixed_content_checking)
+  IPC_STRUCT_TRAITS_MEMBER(has_potentially_trustworthy_unique_origin)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_BEGIN(FrameMsg_NewFrame_WidgetParams)
   // Gives the routing ID for the RenderWidget that will be attached to the
   // new RenderFrame. If the RenderFrame does not need a RenderWidget, this
   // is MSG_ROUTING_NONE and the other parameters are not read.
   IPC_STRUCT_MEMBER(int, routing_id)
 
   // Tells the new RenderWidget whether it is initially hidden.
   IPC_STRUCT_MEMBER(bool, hidden)
@@ skipping 365 matching lines @@
                     std::string /* unique_name */)
 
 // Update a proxy's replicated enforcement of strict mixed content
 // checking.  Used when the frame's mixed content setting is changed in
 // another process.
 IPC_MESSAGE_ROUTED1(FrameMsg_EnforceStrictMixedContentChecking,
                     bool /* should enforce */)
 
 // Update a proxy's replicated origin.  Used when the frame is navigated to a
 // new origin.
-IPC_MESSAGE_ROUTED1(FrameMsg_DidUpdateOrigin, url::Origin /* origin */)
+IPC_MESSAGE_ROUTED2(FrameMsg_DidUpdateOrigin,
+                    url::Origin /* origin */,
+                    bool /* is potentially trustworthy unique origin */)
 
 // Notifies this frame or proxy that it is now focused.  This is used to
 // support cross-process focused frame changes.
 IPC_MESSAGE_ROUTED0(FrameMsg_SetFocusedFrame)
 
 // Send to the RenderFrame to set text tracks state and style settings.
 // Sent for top-level frames.
 IPC_MESSAGE_ROUTED1(FrameMsg_SetTextTrackSettings,
                     FrameMsg_TextTrackSettings_Params /* params */)
 
@@ skipping 162 matching lines @@
                     std::string /* name */,
                     std::string /* unique_name */)
 
 // Sent when the frame starts enforcing strict mixed content
 // checking. Sending this information in DidCommitProvisionalLoad isn't
 // sufficient; this message is needed because, for example, a document
 // can dynamically insert a <meta> tag that causes strict mixed content
 // checking to be enforced.
 IPC_MESSAGE_ROUTED0(FrameHostMsg_EnforceStrictMixedContentChecking)
 
+// Sent when the frame is set to a unique origin.

[alexmos, 2016/03/15 06:44:34]

nit: consider expanding this comment a bit to explain why this IPC is needed,
that it's temporary, and give a link to the bug you filed.

[estark, 2016/03/16 20:02:52]

Done.

+IPC_MESSAGE_ROUTED1(FrameHostMsg_UpdateToUniqueOrigin,
+                    bool /* is potentially trustworthy unique origin */)
+
 // Sent when the renderer changed the progress of a load.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidChangeLoadProgress,
                     double /* load_progress */)
 
 // Requests that the given URL be opened in the specified manner.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_OpenURL, FrameHostMsg_OpenURL_Params)
 
 // Notifies the browser that a frame finished loading.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidFinishLoad,
                     GURL /* validated_url */)
@@ skipping 475 matching lines @@
 IPC_MESSAGE_ROUTED3(FrameHostMsg_FindMatchRects_Reply,
                     int /* version */,
                     std::vector<gfx::RectF> /* rects */,
                     gfx::RectF /* active_rect */)
 #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.