mas_disable_remote_layer.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:48:49 -0700
Subject: mas_disable_remote_layer.patch

Disable remote layer APIs (CAContext and CALayerHost) for MAS build.

diff --git a/gpu/ipc/service/image_transport_surface_overlay_mac.h b/gpu/ipc/service/image_transport_surface_overlay_mac.h
index f65ad035e90cc6d9196416c7d974d6156eb7438d..9edb62e713e8d5da1f2a99a7b4795b46e42e4a41 100644
--- a/gpu/ipc/service/image_transport_surface_overlay_mac.h
+++ b/gpu/ipc/service/image_transport_surface_overlay_mac.h
@@ -20,7 +20,9 @@
 #include "ui/gl/gl_surface_egl.h"
 #endif
 
+#ifndef MAS_BUILD
 @class CAContext;
+#endif
 @class CALayer;
 
 namespace ui {
@@ -97,7 +99,9 @@ class ImageTransportSurfaceOverlayMacBase : public BaseClass,
   base::WeakPtr<ImageTransportSurfaceDelegate> delegate_;
 
   bool use_remote_layer_api_;
+#ifndef MAS_BUILD
   base::scoped_nsobject<CAContext> ca_context_;
+#endif
   std::unique_ptr<ui::CALayerTreeCoordinator> ca_layer_tree_coordinator_;
 
   gfx::Size pixel_size_;
diff --git a/gpu/ipc/service/image_transport_surface_overlay_mac.mm b/gpu/ipc/service/image_transport_surface_overlay_mac.mm
index c1af03a268dc409b043ce3a085a7365f07e0f9e7..b883883ad52b0d625ec7be6e3b0c86503ab33582 100644
--- a/gpu/ipc/service/image_transport_surface_overlay_mac.mm
+++ b/gpu/ipc/service/image_transport_surface_overlay_mac.mm
@@ -63,6 +63,7 @@
 template <typename BaseClass>
 bool ImageTransportSurfaceOverlayMacBase<BaseClass>::Initialize(
     gl::GLSurfaceFormat format) {
+#ifndef MAS_BUILD
   // Create the CAContext to send this to the GPU process, and the layer for
   // the context.
   if (use_remote_layer_api_) {
@@ -71,6 +72,7 @@
         [CAContext contextWithCGSConnection:connection_id options:@{}] retain]);
     [ca_context_ setLayer:ca_layer_tree_coordinator_->GetCALayerForDisplay()];
   }
+#endif
   return true;
 }
 
@@ -139,7 +141,9 @@
                          "GLImpl", static_cast<int>(gl::GetGLImplementation()),
                          "width", pixel_size_.width());
     if (use_remote_layer_api_) {
+#ifndef MAS_BUILD
       params.ca_layer_params.ca_context_id = [ca_context_ contextId];
+#endif
     } else {
       IOSurfaceRef io_surface =
           ca_layer_tree_coordinator_->GetIOSurfaceForDisplay();
diff --git a/ui/accelerated_widget_mac/display_ca_layer_tree.mm b/ui/accelerated_widget_mac/display_ca_layer_tree.mm
index 60abe639bd9c9cf6885f811c741a45eeb683ec58..c38eed5fbdefc96a3d60e4ab70d3b007264ccb3c 100644
--- a/ui/accelerated_widget_mac/display_ca_layer_tree.mm
+++ b/ui/accelerated_widget_mac/display_ca_layer_tree.mm
@@ -98,6 +98,7 @@ - (void)setContentsChanged;
 }
 
 void DisplayCALayerTree::GotCALayerFrame(uint32_t ca_context_id) {
+#ifndef MAS_BUILD
   // Early-out if the remote layer has not changed.
   if ([remote_layer_ contextId] == ca_context_id)
     return;
@@ -122,6 +123,9 @@ - (void)setContentsChanged;
     [io_surface_layer_ removeFromSuperlayer];
     io_surface_layer_.reset();
   }
+#else
+  NOTREACHED() << "Remote layer is being used in MAS build";
+#endif
 }
 
 void DisplayCALayerTree::GotIOSurfaceFrame(
diff --git a/ui/base/cocoa/remote_layer_api.h b/ui/base/cocoa/remote_layer_api.h
index 2057fe69d1bb4a2eb0b1dabc5473a30d676847fe..2aba330fc488660ef874caae26a06e6847cdaf93 100644
--- a/ui/base/cocoa/remote_layer_api.h
+++ b/ui/base/cocoa/remote_layer_api.h
@@ -13,6 +13,7 @@
 
 #include "ui/base/ui_base_export.h"
 
+#ifndef MAS_BUILD
 // The CGSConnectionID is used to create the CAContext in the process that is
 // going to share the CALayers that it is rendering to another process to
 // display.
@@ -50,6 +51,8 @@ typedef uint32_t CAContextID;
 
 #endif // __OBJC__
 
+#endif // MAS_BUILD
+
 namespace ui {
 
 // This function will check if all of the interfaces listed above are supported
diff --git a/ui/base/cocoa/remote_layer_api.mm b/ui/base/cocoa/remote_layer_api.mm
index bbaf9f466f4999acb5bfccf3b9565fd8f556ca2f..8c846ce9523a4b2f6fbdbdbeae4f94b45ac3c115 100644
--- a/ui/base/cocoa/remote_layer_api.mm
+++ b/ui/base/cocoa/remote_layer_api.mm
@@ -12,6 +12,7 @@
 namespace ui {
 
 bool RemoteLayerAPISupported() {
+#ifndef MAS_BUILD
   static bool disabled_at_command_line =
       base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisableRemoteCoreAnimation);
@@ -46,6 +47,9 @@ bool RemoteLayerAPISupported() {
 
   // If everything is there, we should be able to use the API.
   return true;
+#else
+  return false;
+#endif  // MAS_BUILD
 }
 
 }  // namespace