tree dc6b410492cf704f0a8dba38ed1bd1c3b16e558d
parent 67d313d8f68c096b01579ab9266cfceaeecd1fc4
author Sameer Agarwal <sameeragarwal@google.com> 1498673007 -0700
committer Sameer Agarwal <sameeragarwal@google.com> 1499266618 -0700

Refactor FunctionSample & LineSearchFunction

1. Move FunctionSample to its own .h/.cc files.
2. Migrate LineSearchFunction::Evaluate to use FunctionSample
   for input and output.

Change-Id: I8bfb97e1900d95a4686c9621dda5b584458b45c0