[tools/perf] Remove smoothness.polymer benchmark

tools/perf/benchmarks/smoothness.py

Index: tools/perf/benchmarks/smoothness.py
diff --git a/tools/perf/benchmarks/smoothness.py b/tools/perf/benchmarks/smoothness.py
index cbc6b2bc39709088ae3b2741de68a4492c44bec9..bea3f06f9e36e11c82719b82c4e9b061ab6b971d 100644
--- a/tools/perf/benchmarks/smoothness.py
+++ b/tools/perf/benchmarks/smoothness.py
@@ -329,17 +329,6 @@ class SmoothnessToughScrollingWhileZoomedInCases(_Smoothness):
 
 
 @benchmark.Enabled('android')
-class SmoothnessPolymer(_Smoothness):
-  """Measures rendering statistics for Polymer cases.
-  """
-  page_set = page_sets.PolymerPageSet
-
-  @classmethod
-  def Name(cls):
-    return 'smoothness.polymer'
-
-
-@benchmark.Enabled('android')
 class SmoothnessGpuRasterizationPolymer(_Smoothness):
   """Measures rendering statistics for the Polymer cases with GPU rasterization.
   """