Auto merge of #17228 - hiikezoe:shorthand-for-SMIL, r=birtles

Shorthand support for SMIL

<!-- Please describe your changes on the following line: -->
This is a PR for https://bugzilla.mozilla.org/show_bug.cgi?id=1358966

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<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors

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- [X] These changes do not require tests because it's for stylo

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components/style/gecko/generated/bindings.rs

@@ -19,8 +19,8 @@ use gecko_bindings::structs::RawGeckoKeyframeList;
 use gecko_bindings::structs::RawGeckoComputedKeyframeValuesList;
 use gecko_bindings::structs::RawGeckoFontFaceRuleList;
 use gecko_bindings::structs::RawGeckoNode;
-use gecko_bindings::structs::RawGeckoAnimationValueList;
 use gecko_bindings::structs::RawServoAnimationValue;
+use gecko_bindings::structs::RawGeckoServoAnimationValueList;
 use gecko_bindings::structs::RawServoDeclarationBlock;
 use gecko_bindings::structs::RawServoStyleRule;
 use gecko_bindings::structs::RawGeckoPresContext;
@@ -276,10 +276,6 @@ pub type RawGeckoAnimationPropertySegmentBorrowed<'a> = &'a RawGeckoAnimationPro
 pub type RawGeckoAnimationPropertySegmentBorrowedOrNull<'a> = Option<&'a RawGeckoAnimationPropertySegment>;
 pub type RawGeckoAnimationPropertySegmentBorrowedMut<'a> = &'a mut RawGeckoAnimationPropertySegment;
 pub type RawGeckoAnimationPropertySegmentBorrowedMutOrNull<'a> = Option<&'a mut RawGeckoAnimationPropertySegment>;
-pub type RawGeckoAnimationValueListBorrowed<'a> = &'a RawGeckoAnimationValueList;
-pub type RawGeckoAnimationValueListBorrowedOrNull<'a> = Option<&'a RawGeckoAnimationValueList>;
-pub type RawGeckoAnimationValueListBorrowedMut<'a> = &'a mut RawGeckoAnimationValueList;
-pub type RawGeckoAnimationValueListBorrowedMutOrNull<'a> = Option<&'a mut RawGeckoAnimationValueList>;
 pub type RawGeckoComputedTimingBorrowed<'a> = &'a RawGeckoComputedTiming;
 pub type RawGeckoComputedTimingBorrowedOrNull<'a> = Option<&'a RawGeckoComputedTiming>;
 pub type RawGeckoComputedTimingBorrowedMut<'a> = &'a mut RawGeckoComputedTiming;
@@ -304,6 +300,10 @@ pub type RawGeckoServoStyleRuleListBorrowed<'a> = &'a RawGeckoServoStyleRuleList
 pub type RawGeckoServoStyleRuleListBorrowedOrNull<'a> = Option<&'a RawGeckoServoStyleRuleList>;
 pub type RawGeckoServoStyleRuleListBorrowedMut<'a> = &'a mut RawGeckoServoStyleRuleList;
 pub type RawGeckoServoStyleRuleListBorrowedMutOrNull<'a> = Option<&'a mut RawGeckoServoStyleRuleList>;
+pub type RawGeckoServoAnimationValueListBorrowed<'a> = &'a RawGeckoServoAnimationValueList;
+pub type RawGeckoServoAnimationValueListBorrowedOrNull<'a> = Option<&'a RawGeckoServoAnimationValueList>;
+pub type RawGeckoServoAnimationValueListBorrowedMut<'a> = &'a mut RawGeckoServoAnimationValueList;
+pub type RawGeckoServoAnimationValueListBorrowedMutOrNull<'a> = Option<&'a mut RawGeckoServoAnimationValueList>;
 pub type ServoCssRulesStrong = ::gecko_bindings::sugar::ownership::Strong<ServoCssRules>;
 pub type ServoCssRulesBorrowed<'a> = &'a ServoCssRules;
 pub type ServoCssRulesBorrowedOrNull<'a> = Option<&'a ServoCssRules>;
@@ -759,8 +759,6 @@ extern "C" {
                                       ServoComputedValuesBorrowedOrNull,
                                   aComputedValues:
                                       ServoComputedValuesBorrowedOrNull,
-                                  aParentComputedValues:
-                                      ServoComputedValuesBorrowedOrNull,
                                   aTasks: UpdateAnimationsTasks);
 }
 extern "C" {
@@ -2254,6 +2252,15 @@ extern "C" {
                                          progress: f64,
                                          result: *mut RawGeckoGfxMatrix4x4);
 }
+extern "C" {
+    pub fn Servo_GetAnimationValues(declarations:
+                                        RawServoDeclarationBlockBorrowed,
+                                    element: RawGeckoElementBorrowed,
+                                    style: ServoComputedValuesBorrowed,
+                                    style_set: RawServoStyleSetBorrowed,
+                                    animation_values:
+                                        RawGeckoServoAnimationValueListBorrowedMut);
+}
 extern "C" {
     pub fn Servo_AnimationValues_Interpolate(from:
                                                  RawServoAnimationValueBorrowed,
@@ -2298,6 +2305,13 @@ extern "C" {
                                           property: nsCSSPropertyID,
                                           buffer: *mut nsAString);
 }
+extern "C" {
+    pub fn Servo_Shorthand_AnimationValues_Serialize(shorthand_property:
+                                                         nsCSSPropertyID,
+                                                     values:
+                                                         RawGeckoServoAnimationValueListBorrowed,
+                                                     buffer: *mut nsAString);
+}
 extern "C" {
     pub fn Servo_AnimationValue_GetOpacity(value:
                                                RawServoAnimationValueBorrowed)