Revert "Fix bug when reattach the same buffer not pick up the change" This reverts commit a93f4c8d29c8d214e4823032e6e2c061d5dab1b1. Reason for revert: https://issues.chromium.org/437092065 Bug: b/433331119 Original change's description: > Fix bug when reattach the same buffer not pick up the change > > Added a test that the same buffer is used in two contexts. Buffer is > modified in one context and reattached the same buffer on the second > context's vertex array should pick up the buffer changes. This test > exposed the bug and it is fixed in this CL. > > Bug: b/433331119 > Change-Id: Ia5675581857a642fe9727f196326da9af43d52cf > Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6821923 > Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> > Reviewed-by: Amirali Abdolrashidi <abdolrashidi@google.com> > Commit-Queue: Charlie Lao <cclao@google.com> Bug: b/433331119 No-Presubmit: true No-Tree-Checks: true No-Try: true Change-Id: Iaa14b5dbbdb02c69bb060d5073072ec6ddd473ce Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6827998 Auto-Submit: Charlie Lao <cclao@google.com> Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>