Roll ANGLE from 335c6b86d70b to 6c1bab070220 (1 revision) (flutter#44291

)

https://chromium.googlesource.com/angle/angle.git/+log/335c6b86d70b..6c1bab070220

2023-08-02 syoussefi@chromium.org Add surface to eglAcquireExternalContextANGLE

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 flutter-engine@google.com,jacksongardner@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

@@ -630,7 +630,7 @@ deps = {
    Var('swiftshader_git') + '/SwiftShader.git' + '@' + '5f9ed9b16931c7155171d31f75004f73f0a3abc8',
 
    'src/third_party/angle':
-   Var('chromium_git') + '/angle/angle.git' + '@' + '335c6b86d70bf23496aafcc40c21cc334bd5e0b2',
+   Var('chromium_git') + '/angle/angle.git' + '@' + '6c1bab07022061eadb36a6856371778384467ee8',
 
    'src/third_party/vulkan_memory_allocator':
    Var('chromium_git') + '/external/github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator' + '@' + '7de5cc00de50e71a3aab22dea52fbb7ff4efceb6',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: 88cd623e7d7aa47a44a66e9d835f090f
+Signature: 112855356d58e4351d67f14f8256eda2
 
 ====================================================================================================
 LIBRARY: angle