(temporarily?) disable no-oped benches

BUG=skia:

Review URL: https://codereview.chromium.org/391343007

bench/PathBench.cpp

diff --git a/bench/PathBench.cpp b/bench/PathBench.cpp
index 59b3bfa..297d36d 100644
--- a/bench/PathBench.cpp
+++ b/bench/PathBench.cpp
@@ -1012,8 +1012,11 @@
 DEF_BENCH( return new ConservativelyContainsBench(ConservativelyContainsBench::kRoundRect_Type); )
 DEF_BENCH( return new ConservativelyContainsBench(ConservativelyContainsBench::kOval_Type); )
 
+// These seem to be optimized away, which is troublesome for timing.
+/*
 DEF_BENCH( return new ConicBench_Chop5() )
 DEF_BENCH( return new ConicBench_ChopHalf() )
 DEF_BENCH( return new ConicBench_ComputeError() )
 DEF_BENCH( return new ConicBench_asQuadTol() )
 DEF_BENCH( return new ConicBench_quadPow2() )
+*/