[co19] Roll co19_2 to 6b71fed8c0f6cf396c085ba2d405d5a9af1daf45

2021-03-24 [email protected] extension-methods experimental flag removed from co19_2 tests
2021-03-24 [email protected] 1028. Tests that use nonfunction-type-aliases removed from co19_2 repository
2021-03-23 [email protected] 1021. Remove expecting errors on web configurations for some negative numbers
2021-03-23 [email protected] 1028. Remove triple shift operator from co19_2 repository
2021-03-23 [email protected] 1028. Remove triple shift tests from co19_2 repository
2021-03-22 [email protected] Fixes 1015: removed test because triple-shift feature is not supported in this branch.
2021-03-18 [email protected] Fixes 1014. Expect compile error on dart2js as [web]
2021-03-17 [email protected] Fixes 1014. Expect compile error on dart2js for big numbers
2021-03-17 [email protected] Fixes 1017. Use => for setter returning value tests
2021-03-16 [email protected] Fixes 1013. Fix cast failures in Type_Cast/syntax_t01 test
2021-03-16 [email protected] Fixes 1012. Fix Additive_Expressions/syntax_t01 test
2021-03-16 [email protected] Fixes 1010. Description updated for method_definition tests
2021-03-16 [email protected] Fixes 1011. Expect an error if non-function type is called as a function
2021-03-16 [email protected] Fixes 1009. Missed experimental flag added
2021-03-16 [email protected] Fixes 1008. Calling constructor without new keyword is not an error
2021-03-16 [email protected] Fixes 1007. Missed experimental flag added
2021-03-16 [email protected] Fixes 1006. Import library first before export it

Cq-Include-Trybots: dart/try:analyzer-linux-release,analyzer-mac-release,analyzer-win-release,dart2js-strong-hostasserts-linux-ia32-d8,dart2js-strong-linux-x64-chrome,dart2js-strong-linux-x64-firefox,dart2js-strong-mac-x64-chrome,dart2js-strong-mac-x64-safari,dart2js-strong-win-x64-chrome,dart2js-strong-win-x64-edge,dart2js-strong-win-x64-firefox,dart2js-strong-win-x64-ie11,ddc-linux-release-chrome,ddc-win-release-chrome,ddk-linux-release-firefox,front-end-linux-release-x64,front-end-mac-release-x64,front-end-win-release-x64,vm-kernel-linux-debug-ia32,vm-kernel-linux-debug-x64,vm-kernel-linux-debug-x64c,vm-kernel-linux-product-x64,vm-kernel-linux-product-x64c,vm-kernel-linux-release-x64,vm-kernel-linux-release-x64c,vm-kernel-mac-debug-x64,vm-kernel-mac-debug-x64c,vm-kernel-mac-product-x64,vm-kernel-mac-product-x64c,vm-kernel-mac-release-x64,vm-kernel-mac-release-x64c,vm-kernel-precomp-linux-release-x64,vm-kernel-win-release-x64,vm-kernel-win-release-x64c

Change-Id: I7dda06f20991d47c5a6e83321c0a18005e645a72
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/192745
Reviewed-by: William Hesse <[email protected]>

DEPS

@@ -45,7 +45,7 @@ vars = {
   # hashes. It requires access to the dart-build-access group, which EngProd
   # has.
   "co19_rev": "fddb1dce948cec277bf3dc23b45ee95e761b89fe",
-  "co19_2_rev": "cf6eed0535e45413672bb5bb6e65df9f59846372",
+  "co19_2_rev": "6b71fed8c0f6cf396c085ba2d405d5a9af1daf45",
 
   # The internal benchmarks to use. See go/dart-benchmarks-internal
   "benchmarks_internal_rev": "076df10d9b77af337f2d8029725787155eb1cd52",