Roll ANGLE from 255dec886475 to 4dcaad2a894d (1 revision) (flutter/engine#43809)

255dec8864..4dcaad2a89

2023-07-19 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 151fa797ee3e to 4e401427f8dd (1 revision)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-flutter-engine
Please CC bdero@google.com,flutter-engine@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in ANGLE: http://anglebug.com/new
To file a bug in Flutter Engine: https://github.com/flutter/flutter/issues/new

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

DEPS

@@ -635,7 +635,7 @@ deps = {
    Var('swiftshader_git') + '/SwiftShader.git' + '@' + '5f9ed9b16931c7155171d31f75004f73f0a3abc8',
 
    'src/third_party/angle':
-   Var('chromium_git') + '/angle/angle.git' + '@' + '255dec886475a25dfd51cd8bd5f7e940c681188d',
+   Var('chromium_git') + '/angle/angle.git' + '@' + '4dcaad2a894d90c1f3910d1a11489d64cffdffdd',
 
    'src/third_party/vulkan_memory_allocator':
    Var('chromium_git') + '/external/github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator' + '@' + '7de5cc00de50e71a3aab22dea52fbb7ff4efceb6',