Delete some dead code.

ui/gfx/color_analysis_unittest.cc

Index: ui/gfx/color_analysis_unittest.cc
diff --git a/ui/gfx/color_analysis_unittest.cc b/ui/gfx/color_analysis_unittest.cc
index 7757eb959ba98da1cf801a1a244683ffe13cfdf9..b8234d63f5424deae0db29705076d0c2230e464c 100644
--- a/ui/gfx/color_analysis_unittest.cc
+++ b/ui/gfx/color_analysis_unittest.cc
@@ -104,15 +104,6 @@ class MockKMeanImageSampler : public color_utils::KMeanImageSampler {
     prebaked_sample_results_.push_back(sample);
   }
 
-  void Reset() {
-    prebaked_sample_results_.clear();
-    ResetCounter();
-  }
-
-  void ResetCounter() {
-    current_result_index_ = 0;
-  }
-
   virtual int GetSample(int width, int height) OVERRIDE {
     if (current_result_index_ >= prebaked_sample_results_.size()) {
       current_result_index_ = 0;