Add option to not generate VS projects for targets deps BUG=589099 Review-Url: https://codereview.chromium.org/2200123002 Cr-Original-Commit-Position: refs/heads/master@{#409489} Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src Cr-Mirrored-Commit: 64edbcf758a9c60fbd1679460e1fd69db29998f7