Capture/Replay: Use BindAttribLocation to force MEC compat. In some cases we'd end up with attributes that are optimized out by the GL driver. BindAttribLocation forces the programs to use the same attribute indexing numbers so that the command stream works mostly the same even if some attributes aren't active in the shader. Bug: angleproject:4598 Change-Id: I2d02dd38d29a1489706ae70bcc0b262b1c076942 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2174266 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Cody Northrop <cnorthrop@google.com> Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>