git grep is very fast and is nice in that it can look for just the files belonging to the repo, ignoring everything not. I use this heavily as it can be faster than doing multi-file searches within SE.
Would you add this as one of the search types (e.g., maybe <git> along with <workspace> & <project> if git is the it is a the selected Version Control.
Having it as a menu item under Tools | Version Control ( | Search repository ) would be equally useful as well.
This allows for having files in my project/workspace that aren't necessarily in my repo and selectively looking in just those in the current repo and not my entire build space.
