This document appears to be a file path for an Xcode project file containing debugger breakpoint information. The file is for a project called [projectname] and contains shared data for the Xcode debugger stored in a file with a .xcbkptlist extension, which indicates it contains breakpoint data.

9. [projectname].xcodeproj/xcshareddata/xcdebugger/
Breakpoints_v2.xcbkptlist