commit d7efc93e7eabe63ca5381fb07a1786e2d55e69c6 Author: Nicolas Silva nsilva@mozilla.com Date: Thu Mar 10 10:41:29 2022 +0000

Bug 1758156 - Check the pref when creating PWebGPU parent actors. r=aosmond a=pascalc

Differential Revision: https://phabricator.services.mozilla.com/D140539 --- gfx/layers/ipc/ContentCompositorBridgeParent.cpp | 5 +++++ 1 file changed, 5 insertions(+)

diff --git a/gfx/layers/ipc/ContentCompositorBridgeParent.cpp b/gfx/layers/ipc/ContentCompositorBridgeParent.cpp index 9b3a641ad0e6..03f5e68cd241 100644 --- a/gfx/layers/ipc/ContentCompositorBridgeParent.cpp +++ b/gfx/layers/ipc/ContentCompositorBridgeParent.cpp @@ -14,6 +14,7 @@ # include "mozilla/gfx/DeviceManagerDx.h" // for DeviceManagerDx # include "mozilla/layers/ImageDataSerializer.h" #endif +#include "mozilla/StaticPrefs_dom.h" #include "mozilla/ipc/Transport.h" // for Transport #include "mozilla/layers/AnimationHelper.h" // for CompositorAnimationStorage #include "mozilla/layers/APZCTreeManagerParent.h" // for APZCTreeManagerParent @@ -206,6 +207,10 @@ bool ContentCompositorBridgeParent::DeallocPWebRenderBridgeParent( }

webgpu::PWebGPUParent* ContentCompositorBridgeParent::AllocPWebGPUParent() { + if (!StaticPrefs::dom_webgpu_enabled()) { + return nullptr; + } + webgpu::WebGPUParent* parent = new webgpu::WebGPUParent(); parent->AddRef(); // IPDL reference return parent;