Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/layout/style/ComputedStyleInlines.h b/layout/style/ComputedStyleInlines.h
new file mode 100644
index 0000000000..81646c95d1
--- /dev/null
+++ b/layout/style/ComputedStyleInlines.h
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * 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/. */
+
+/*
+ * Inlined methods for ComputedStyle. Will just redirect to
+ * GeckoComputedStyle methods when compiled without stylo, but will do
+ * virtual dispatch (by checking which kind of container it is)
+ * in stylo mode.
+ */
+
+#ifndef ComputedStyleInlines_h
+#define ComputedStyleInlines_h
+
+#include "mozilla/ComputedStyle.h"
+
+#include "MainThreadUtils.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/Unused.h"
+#include "nsStyleStruct.h"
+
+namespace mozilla {
+
+namespace detail {
+template <typename T, const T* (ComputedStyle::*Method)() const>
+void TriggerImageLoads(dom::Document& aDocument, const ComputedStyle* aOldStyle,
+                       ComputedStyle* aStyle) {
+  if constexpr (T::kHasTriggerImageLoads) {
+    auto* old = aOldStyle ? (aOldStyle->*Method)() : nullptr;
+    auto* current = const_cast<T*>((aStyle->*Method)());
+    current->TriggerImageLoads(aDocument, old);
+  } else {
+    Unused << aOldStyle;
+    Unused << aStyle;
+  }
+}
+}  // namespace detail
+
+void ComputedStyle::StartImageLoads(dom::Document& aDocument,
+                                    const ComputedStyle* aOldStyle) {
+  MOZ_ASSERT(NS_IsMainThread());
+
+#define STYLE_STRUCT(name_)                                                \
+  detail::TriggerImageLoads<nsStyle##name_, &ComputedStyle::Style##name_>( \
+      aDocument, aOldStyle, this);
+#include "nsStyleStructList.h"
+#undef STYLE_STRUCT
+}
+
+}  // namespace mozilla
+
+#endif  // ComputedStyleInlines_h