network service: Plumbing to get URLLoaderFactory to renderer on nav commit

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 30 matching lines @@
 #include "content/public/common/page_importance_signals.h"
 #include "content/public/common/page_state.h"
 #include "content/public/common/previews_state.h"
 #include "content/public/common/referrer.h"
 #include "content/public/common/request_context_type.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/common/stop_find_action.h"
 #include "content/public/common/three_d_api_types.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_platform_file.h"
+#include "mojo/public/cpp/system/message_pipe.h"
 #include "ppapi/features/features.h"
 #include "third_party/WebKit/public/platform/WebFeaturePolicy.h"
 #include "third_party/WebKit/public/platform/WebFocusType.h"
 #include "third_party/WebKit/public/platform/WebInsecureRequestPolicy.h"
 #include "third_party/WebKit/public/web/WebFindOptions.h"
 #include "third_party/WebKit/public/web/WebFrameOwnerProperties.h"
 #include "third_party/WebKit/public/web/WebFrameSerializerCacheControlPolicy.h"
 #include "third_party/WebKit/public/web/WebTreeScopeType.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
@@ skipping 558 matching lines @@
 
 IPC_STRUCT_BEGIN(FrameMsg_MixedContentFound_Params)
   IPC_STRUCT_MEMBER(GURL, main_resource_url)
   IPC_STRUCT_MEMBER(GURL, mixed_content_url)
   IPC_STRUCT_MEMBER(content::RequestContextType, request_context_type)
   IPC_STRUCT_MEMBER(bool, was_allowed)
   IPC_STRUCT_MEMBER(bool, had_redirect)
   IPC_STRUCT_MEMBER(content::SourceLocation, source_location)
 IPC_STRUCT_END()
 
+IPC_STRUCT_BEGIN(FrameMsg_CommitDataNetworkService_Params)
+  IPC_STRUCT_MEMBER(mojo::DataPipeConsumerHandle, handle)
+  IPC_STRUCT_MEMBER(mojo::MessagePipeHandle, url_loader_factory)
+IPC_STRUCT_END()
+
 #if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
 // This message is used for supporting popup menus on Mac OS X and Android using
 // native controls. See the FrameHostMsg_ShowPopup message.
 IPC_STRUCT_BEGIN(FrameHostMsg_ShowPopup_Params)
   // Position on the screen.
   IPC_STRUCT_MEMBER(gfx::Rect, bounds)
 
   // The height of each item in the menu.
   IPC_STRUCT_MEMBER(int, item_height)
 
@@ skipping 267 matching lines @@
 IPC_MESSAGE_ROUTED2(FrameMsg_SelectPopupMenuItems,
                     bool /* user canceled the popup */,
                     std::vector<int> /* selected indices */)
 #endif
 #endif
 
 // PlzNavigate
 // Tells the renderer that a navigation is ready to commit.  The renderer should
 // request |stream_url| to get access to the stream containing the body of the
 // response. When --enable-network-service is in effect, |stream_url| is not
-// used, and instead the data is passed to the renderer in |handle|.
+// used, and instead the data is passed to the renderer in |commit_data.handle|.
+// When --enable-network-service, a URLLoaderFactory is optionally passed in
+// |commit_data| too.
 IPC_MESSAGE_ROUTED5(FrameMsg_CommitNavigation,
-                    content::ResourceResponseHead,   /* response */
-                    GURL,                            /* stream_url */
-                    mojo::DataPipeConsumerHandle,    /* handle */
+                    content::ResourceResponseHead,            /* response */
+                    GURL,                                     /* stream_url */
+                    FrameMsg_CommitDataNetworkService_Params, /* commit_data */
                     content::CommonNavigationParams, /* common_params */
                     content::RequestNavigationParams /* request_params */)
 
 // PlzNavigate
 // Tells the renderer that a navigation failed with the error code |error_code|
 // and that the renderer should display an appropriate error page.
 IPC_MESSAGE_ROUTED4(FrameMsg_FailedNavigation,
                     content::CommonNavigationParams,  /* common_params */
                     content::RequestNavigationParams, /* request_params */
                     bool,                             /* stale_copy_in_cache */
@@ skipping 725 matching lines @@
                     int /* nfr_request_id */,
                     float /* distance */)
 
 IPC_MESSAGE_ROUTED0(FrameHostMsg_NavigationHandledByEmbedder)
 #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.