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diff --git a/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png b/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png
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diff --git a/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_16.png b/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_16.png
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diff --git a/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png b/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png
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diff --git a/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png b/dev/integration_tests/flutter_gallery/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png
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diff --git a/dev/integration_tests/ui/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png b/dev/integration_tests/ui/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png
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diff --git a/dev/integration_tests/ui/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png b/dev/integration_tests/ui/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png
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diff --git a/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png b/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png
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diff --git a/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png b/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png
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diff --git a/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png b/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png
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Binary files a/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png and b/dev/manual_tests/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png differ
diff --git a/dev/tools/vitool/test_assets/bar_group_opacity.svg b/dev/tools/vitool/test_assets/bar_group_opacity.svg
index 03ba8c46700d4..eee4b29a6c217 100644
--- a/dev/tools/vitool/test_assets/bar_group_opacity.svg
+++ b/dev/tools/vitool/test_assets/bar_group_opacity.svg
@@ -1,5 +1 @@
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-  <g if="group_2" opacity="0.5" >
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_2" opacity=".5"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></g></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/bar_group_rotate_scale.svg b/dev/tools/vitool/test_assets/bar_group_rotate_scale.svg
index d3bd2ecebd214..109f71e37929e 100644
--- a/dev/tools/vitool/test_assets/bar_group_rotate_scale.svg
+++ b/dev/tools/vitool/test_assets/bar_group_rotate_scale.svg
@@ -1,5 +1 @@
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-  <g if="group_2" transform="translate(48.0, 0) rotate(90.0)">
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_2" transform="translate(48.0, 0) rotate(90.0)"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></g></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/bar_group_scale.svg b/dev/tools/vitool/test_assets/bar_group_scale.svg
index 24faab61ad6ac..9e68e8ac4ec5c 100644
--- a/dev/tools/vitool/test_assets/bar_group_scale.svg
+++ b/dev/tools/vitool/test_assets/bar_group_scale.svg
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-  <g if="group_2" transform="scale(0.5,0.5)">
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_2" transform="scale(0.5,0.5)"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></g></svg>
\ No newline at end of file
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index b572334b347db..7e0b16d3d964e 100644
--- a/dev/tools/vitool/test_assets/bar_group_translate.svg
+++ b/dev/tools/vitool/test_assets/bar_group_translate.svg
@@ -1,5 +1 @@
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-  <g if="group_2" transform="translate(0,15.0)">
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_2" transform="translate(0,15.0)"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></g></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/bars_group.svg b/dev/tools/vitool/test_assets/bars_group.svg
index d09edcc50f61c..ce3630c8a9257 100644
--- a/dev/tools/vitool/test_assets/bars_group.svg
+++ b/dev/tools/vitool/test_assets/bars_group.svg
@@ -1,6 +1 @@
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-  <g if="group_1">
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-    <path id="path_2" d="M 0,34.0 L 48.0, 34.0 L 48.0, 44.0 L 0, 44.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_1"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/><path id="path_2" fill="#000" d="M 0,34.0 L 48.0, 34.0 L 48.0, 44.0 L 0, 44.0 Z"/></g></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/close_path_in_middle.svg b/dev/tools/vitool/test_assets/close_path_in_middle.svg
index 5c905786ce9bd..d6871730bb218 100644
--- a/dev/tools/vitool/test_assets/close_path_in_middle.svg
+++ b/dev/tools/vitool/test_assets/close_path_in_middle.svg
@@ -1,3 +1 @@
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-</svg>
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\ No newline at end of file
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index 3edd7b86629e2..0ec2d92c85a80 100644
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-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"/>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/empty_svg_2_100x50.svg b/dev/tools/vitool/test_assets/empty_svg_2_100x50.svg
index bf94fb283e8ba..3f7d1d0f46ad7 100644
--- a/dev/tools/vitool/test_assets/empty_svg_2_100x50.svg
+++ b/dev/tools/vitool/test_assets/empty_svg_2_100x50.svg
@@ -1,8 +1 @@
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-<!-- Empty SVG file -->
-<svg
-   xmlns="http://www.w3.org/2000/svg"
-   id="empty_svg"
-   width="100px"
-   height="50px">
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="empty_svg" width="100" height="50"/>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/horizontal_bar.svg b/dev/tools/vitool/test_assets/horizontal_bar.svg
index dcdbb4b7c22a3..5bdebb4bf0e01 100644
--- a/dev/tools/vitool/test_assets/horizontal_bar.svg
+++ b/dev/tools/vitool/test_assets/horizontal_bar.svg
@@ -1,3 +1 @@
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-<path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/horizontal_bar_relative.svg b/dev/tools/vitool/test_assets/horizontal_bar_relative.svg
index a8b9b92e1efd0..0ff4a113e2dfc 100644
--- a/dev/tools/vitool/test_assets/horizontal_bar_relative.svg
+++ b/dev/tools/vitool/test_assets/horizontal_bar_relative.svg
@@ -1,3 +1 @@
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-<path id="path_1" d="M 0,19.0 l 48.0, 0.0 l 0.0, 10.0 l -48.0, 0.0 Z " fill="#000000" />
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><path id="path_1" fill="#000" d="M 0,19.0 l 48.0, 0.0 l 0.0, 10.0 l -48.0, 0.0 Z"/></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/illegal_path.svg b/dev/tools/vitool/test_assets/illegal_path.svg
index 8ab200771c97f..14c371e2ac8cb 100644
--- a/dev/tools/vitool/test_assets/illegal_path.svg
+++ b/dev/tools/vitool/test_assets/illegal_path.svg
@@ -1,3 +1 @@
-<svg id="svg_build_00" xmlns="http://www.w3.org/2000/svg" width="48px" height="48px" >
-<path id="path_1" d="M 1.0 !!!" fill="#000000" />
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><path id="path_1" fill="#000" d="M 1.0 !!!"/></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/illegal_svg_multiple_roots.svg b/dev/tools/vitool/test_assets/illegal_svg_multiple_roots.svg
index ec714991940a1..af63d46fd3d90 100644
--- a/dev/tools/vitool/test_assets/illegal_svg_multiple_roots.svg
+++ b/dev/tools/vitool/test_assets/illegal_svg_multiple_roots.svg
@@ -1,3 +1 @@
-<svg id="svg_build_00" xmlns="http://www.w3.org/2000/svg" width="48px" height="48px" >
-</svg>
-<svg/>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"/><svg/>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/illegal_transform.svg b/dev/tools/vitool/test_assets/illegal_transform.svg
index a5802fff3bd2e..f2e100eae15bd 100644
--- a/dev/tools/vitool/test_assets/illegal_transform.svg
+++ b/dev/tools/vitool/test_assets/illegal_transform.svg
@@ -1,5 +1 @@
-<svg id="svg_build_00" xmlns="http://www.w3.org/2000/svg" width="48px" height="48px" >
-  <g if="group_2" transform="translate(0,15.0) !!">
-    <path id="path_1" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z " fill="#000000" />
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><g if="group_2" transform="translate(0,15.0) !!"><path id="path_1" fill="#000" d="M 0,19.0 L 48.0, 19.0 L 48.0, 29.0 L 0, 29.0 Z"/></g></svg>
\ No newline at end of file
diff --git a/dev/tools/vitool/test_assets/leading_space_path_command.svg b/dev/tools/vitool/test_assets/leading_space_path_command.svg
index 2c545428d63ae..9cf003fe7a912 100644
--- a/dev/tools/vitool/test_assets/leading_space_path_command.svg
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@@ -1,3 +1 @@
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-<path id="path_1" d=" z" fill="#000000" />
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" id="svg_build_00" width="48" height="48"><path id="path_1" fill="#000" d="z"/></svg>
\ No newline at end of file
diff --git a/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png b/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png
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diff --git a/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png b/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png
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diff --git a/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_16.png b/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_16.png
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diff --git a/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png b/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_256.png
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diff --git a/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png b/examples/api/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_512.png
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diff --git a/examples/hello_world/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png b/examples/hello_world/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_1024.png
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diff --git a/examples/hello_world/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png b/examples/hello_world/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_128.png
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