cpu_speed_test: cosmetics

- add a virtual destructor
- fix formatting
- remove some unnecessary includes
- remove unused functions/defines/typedefs

Change-Id: I2abd671670cc89fa80edb466ff4bc1fee35b5e31
diff --git a/test/cpu_speed_test.cc b/test/cpu_speed_test.cc
index 961a0b8..9dca601 100644
--- a/test/cpu_speed_test.cc
+++ b/test/cpu_speed_test.cc
@@ -7,8 +7,6 @@
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
-#include <climits>
-#include <vector>
 #include "third_party/googletest/src/include/gtest/gtest.h"
 #include "test/codec_factory.h"
 #include "test/encode_test_driver.h"
@@ -20,9 +18,9 @@
 
 const int kMaxPSNR = 100;
 
-class CpuSpeedTest : public ::libvpx_test::EncoderTest,
-    public ::libvpx_test::CodecTestWith2Params<
-        libvpx_test::TestMode, int> {
+class CpuSpeedTest
+    : public ::libvpx_test::EncoderTest,
+      public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
  protected:
   CpuSpeedTest()
       : EncoderTest(GET_PARAM(0)),
@@ -60,11 +58,6 @@
     }
   }
 
-  virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
-    if (pkt->data.frame.flags & VPX_FRAME_IS_KEY) {
-    }
-  }
-
   virtual void PSNRPktHook(const vpx_codec_cx_pkt_t *pkt) {
     if (pkt->data.psnr.psnr[0] < min_psnr_)
       min_psnr_ = pkt->data.psnr.psnr[0];
@@ -126,11 +119,11 @@
 
   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
 }
+
 TEST_P(CpuSpeedTest, TestLowBitrate) {
   // Validate that this clip encodes and decodes without a mismatch
   // when passing in a very high min q.  This pushes the encoder to producing
   // lots of small partitions which might will test the other condition.
-
   cfg_.rc_2pass_vbr_minsection_pct = 5;
   cfg_.rc_2pass_vbr_minsection_pct = 2000;
   cfg_.rc_target_bitrate = 200;
@@ -142,11 +135,6 @@
   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
 }
 
-using std::tr1::make_tuple;
-
-#define VP9_FACTORY \
-  static_cast<const libvpx_test::CodecFactory*> (&libvpx_test::kVP9)
-
 VP9_INSTANTIATE_TEST_CASE(
     CpuSpeedTest,
     ::testing::Values(::libvpx_test::kTwoPassGood, ::libvpx_test::kOnePassGood,