Merge "AIDEGen: Remove unused methods from the project_file_gen.py." am: bf5531a874 am: 6b053c85e2 am: 3783d57123

Original change: https://android-review.googlesource.com/c/platform/tools/asuite/+/1316223

Change-Id: Ic0a02268ac248c0609c174f063906155ee9fab80