From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/animation/AnimationPerformanceWarning.h | 79 +++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 dom/animation/AnimationPerformanceWarning.h

(limited to 'dom/animation/AnimationPerformanceWarning.h')

diff --git a/dom/animation/AnimationPerformanceWarning.h b/dom/animation/AnimationPerformanceWarning.h
new file mode 100644
index 000000000..025857e0c
--- /dev/null
+++ b/dom/animation/AnimationPerformanceWarning.h
@@ -0,0 +1,79 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_AnimationPerformanceWarning_h
+#define mozilla_dom_AnimationPerformanceWarning_h
+
+#include <initializer_list>
+
+class nsXPIDLString;
+
+namespace mozilla {
+
+// Represents the reason why we can't run the CSS property on the compositor.
+struct AnimationPerformanceWarning
+{
+  enum class Type : uint8_t {
+    ContentTooSmall,
+    ContentTooLarge,
+    TransformBackfaceVisibilityHidden,
+    TransformPreserve3D,
+    TransformSVG,
+    TransformWithGeometricProperties,
+    TransformFrameInactive,
+    OpacityFrameInactive,
+    HasRenderingObserver,
+  };
+
+  explicit AnimationPerformanceWarning(Type aType)
+    : mType(aType) { }
+
+  AnimationPerformanceWarning(Type aType,
+                              std::initializer_list<int32_t> aParams)
+    : mType(aType)
+  {
+    // FIXME:  Once std::initializer_list::size() become a constexpr function,
+    // we should use static_assert here.
+    MOZ_ASSERT(aParams.size() <= kMaxParamsForLocalization,
+      "The length of parameters should be less than "
+      "kMaxParamsForLocalization");
+    mParams.emplace(aParams);
+  }
+
+  // Maximum number of parameters passed to
+  // nsContentUtils::FormatLocalizedString to localize warning messages.
+  //
+  // NOTE: This constexpr can't be forward declared, so if you want to use
+  // this variable, please include this header file directly.
+  // This value is the same as the limit of nsStringBundle::FormatString.
+  // See the implementation of nsStringBundle::FormatString.
+  static constexpr uint8_t kMaxParamsForLocalization = 10;
+
+  // Indicates why this property could not be animated on the compositor.
+  Type mType;
+
+  // Optional parameters that may be used for localization.
+  Maybe<nsTArray<int32_t>> mParams;
+
+  bool ToLocalizedString(nsXPIDLString& aLocalizedString) const;
+  template<uint32_t N>
+  nsresult ToLocalizedStringWithIntParams(
+    const char* aKey, nsXPIDLString& aLocalizedString) const;
+
+  bool operator==(const AnimationPerformanceWarning& aOther) const
+  {
+    return mType == aOther.mType &&
+           mParams == aOther.mParams;
+  }
+  bool operator!=(const AnimationPerformanceWarning& aOther) const
+  {
+    return !(*this == aOther);
+  }
+};
+
+} // namespace mozilla
+
+#endif // mozilla_dom_AnimationPerformanceWarning_h
-- 
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