Move the plugin used in the unittest to test Inline Advisor Plugins
into a separate folder to clean up the cmake file for the analysis
tests.
Differential Revision: https://reviews.llvm.org/D140559
Adds the ability to load InlineAdvisors as plugins. This allows developing and distributing inlining heuristics outside of tree.
The PluginInlineAdvisorAnalysis class serves as the entry point for dynamic advisors. Plugins must register instances of this class to provide their own InliningAdvisor.
Reviewed By: mtrofin
Differential Revision: https://reviews.llvm.org/D139644