layout: Add support for `mix-blend-mode: plus-lighter` (#34057)

This just requires translating the style value into a WebRender value.

Signed-off-by: Martin Robinson <mrobinson@igalia.com>

6 files changed, 14 insertions, 19 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 5991801a6cc..59c51fc115a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1638,7 +1638,7 @@ dependencies = [
 [[package]]
 name = "dom"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "bitflags 2.6.0",
 ]
@@ -4263,7 +4263,7 @@ dependencies = [
 [[package]]
 name = "malloc_size_of"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "accountable-refcell",
  "app_units",
@@ -6263,7 +6263,7 @@ dependencies = [
 [[package]]
 name = "selectors"
 version = "0.25.0"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "bitflags 2.6.0",
  "cssparser",
@@ -6551,7 +6551,7 @@ dependencies = [
 [[package]]
 name = "servo_arc"
 version = "0.4.0"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "serde",
  "stable_deref_trait",
@@ -6560,7 +6560,7 @@ dependencies = [
 [[package]]
 name = "servo_atoms"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "string_cache",
  "string_cache_codegen",
@@ -6913,7 +6913,7 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 [[package]]
 name = "static_prefs"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 
 [[package]]
 name = "strck"
@@ -6966,7 +6966,7 @@ dependencies = [
 [[package]]
 name = "style"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "app_units",
  "arrayvec",
@@ -7024,7 +7024,7 @@ dependencies = [
 [[package]]
 name = "style_config"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "lazy_static",
 ]
@@ -7032,7 +7032,7 @@ dependencies = [
 [[package]]
 name = "style_derive"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -7062,7 +7062,7 @@ dependencies = [
 [[package]]
 name = "style_traits"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "app_units",
  "bitflags 2.6.0",
@@ -7431,7 +7431,7 @@ dependencies = [
 [[package]]
 name = "to_shmem"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "cssparser",
  "servo_arc",
@@ -7444,7 +7444,7 @@ dependencies = [
 [[package]]
 name = "to_shmem_derive"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-10-04#789ab89c30d94e25f514c19c079a00a6ab583638"
+source = "git+https://github.com/servo/stylo?branch=2024-10-04#1c069c5e62fb70a64f3305fcafed2c12073608b8"
 dependencies = [
  "darling",
  "proc-macro2",
diff --git a/components/layout/display_list/conversions.rs b/components/layout/display_list/conversions.rs
index 30af153fe20..17e5b29f16d 100644
--- a/components/layout/display_list/conversions.rs
+++ b/components/layout/display_list/conversions.rs
@@ -102,6 +102,7 @@ impl ToLayout for MixBlendMode {
             MixBlendMode::Saturation => wr::MixBlendMode::Saturation,
             MixBlendMode::Color => wr::MixBlendMode::Color,
             MixBlendMode::Luminosity => wr::MixBlendMode::Luminosity,
+            MixBlendMode::PlusLighter => wr::MixBlendMode::PlusLighter,
         }
     }
 }
diff --git a/components/layout_2020/display_list/conversions.rs b/components/layout_2020/display_list/conversions.rs
index cfa9192d0e6..79f2ec5f63f 100644
--- a/components/layout_2020/display_list/conversions.rs
+++ b/components/layout_2020/display_list/conversions.rs
@@ -70,6 +70,7 @@ impl ToWebRender for ComputedMixBlendMode {
             ComputedMixBlendMode::Saturation => MixBlendMode::Saturation,
             ComputedMixBlendMode::Color => MixBlendMode::Color,
             ComputedMixBlendMode::Luminosity => MixBlendMode::Luminosity,
+            ComputedMixBlendMode::PlusLighter => MixBlendMode::PlusLighter,
         }
     }
 }
diff --git a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-parsing.html.ini b/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-parsing.html.ini
deleted file mode 100644
index b0796527bd7..00000000000
--- a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-parsing.html.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[mix-blend-mode-parsing.html]
-  [Mix-blend-mode plus-lighter]
-    expected: FAIL
diff --git a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter-basic.html.ini b/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter-basic.html.ini
deleted file mode 100644
index 88ceb05d71f..00000000000
--- a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter-basic.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[mix-blend-mode-plus-lighter-basic.html]
-  expected: FAIL
diff --git a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter.html.ini b/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter.html.ini
deleted file mode 100644
index d3e95cf5702..00000000000
--- a/tests/wpt/meta/css/compositing/mix-blend-mode/mix-blend-mode-plus-lighter.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[mix-blend-mode-plus-lighter.html]
-  expected: FAIL