Bug 1660470 - Include C++ header files only from cpp file. r=nika

Differential Revision: https://phabricator.services.mozilla.com/D93233

Depends on D87865

dom/ipc/PContent.ipdl

@@ -69,6 +69,8 @@ include LookAndFeelTypes;
 include protocol PSandboxTesting;
 #endif
 
+include "mozilla/AntiTrackingIPCUtils.h";
+
 using refcounted class nsIDOMGeoPosition from "nsGeoPositionIPCSerialiser.h";
 using refcounted class nsIAlertNotification from "mozilla/AlertNotificationIPCSerializer.h";
 

dom/media/ipc/PRemoteDecoderManager.ipdl

@@ -7,6 +7,7 @@ include protocol PTexture;
 include protocol PRemoteDecoder;
 include LayersSurfaces;
 include "mozilla/dom/MediaIPCUtils.h";
+include "mozilla/layers/LayersMessageUtils.h";
 
 using VideoInfo from "MediaInfo.h";
 using AudioInfo from "MediaInfo.h";

gfx/ipc/PGPU.ipdl

@@ -22,6 +22,8 @@ include protocol PRemoteDecoderManager;
 include protocol PSandboxTesting;
 #endif
 
+include "mozilla/layers/LayersMessageUtils.h";
+
 using base::ProcessId from "base/process.h";
 using mozilla::dom::NativeThreadId from "mozilla/dom/NativeThreadId.h";
 using mozilla::Telemetry::HistogramAccumulation from "mozilla/TelemetryComms.h";

gfx/layers/ipc/PCanvas.ipdl

@@ -4,6 +4,8 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+include "mozilla/layers/LayersMessageUtils.h";
+
 using mozilla::CrossProcessSemaphoreHandle from "mozilla/ipc/CrossProcessSemaphore.h";
 using mozilla::layers::TextureType from "mozilla/layers/LayersTypes.h";
 using mozilla::ipc::SharedMemoryBasic::Handle from "mozilla/ipc/SharedMemoryBasic.h";

gfx/layers/ipc/WebRenderMessages.ipdlh

@@ -5,6 +5,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+include "mozilla/layers/LayersMessageUtils.h";
 include "mozilla/layers/WebRenderMessageUtils.h";
 
 include LayersSurfaces;

ipc/glue/PBackground.ipdl

@@ -65,6 +65,7 @@ include RemoteWorkerTypes;
 include MIDITypes;
 
 include "mozilla/dom/cache/IPCUtils.h";
+include "mozilla/dom/quota/SerializationHelpers.h";
 include "mozilla/layers/LayersMessageUtils.h";
 
 using mozilla::dom::cache::Namespace

ipc/ipdl/ipdl/lower.py

@@ -3591,7 +3591,7 @@ class _GenerateProtocolActorCode(ipdl.ast.Visitor):
             self.nonForwardDeclaredHeaders.add(using.header)
 
     def visitCxxInclude(self, inc):
-        self.nonForwardDeclaredHeaders.add(inc.file)
+        self.externalIncludes.add(inc.file)
 
     def visitInclude(self, inc):
         ip = inc.tu.protocol