Declare init_flags as aom_codec_flags_t.

Don't declare init_flags or init_flags_ as uint32_t or unsigned long.
This value is eventually passed as the last (fourth) argument to
aom_codec_enc_init(), which expects an aom_codec_flags_t parameter.

Change-Id: Ib1f727e7fe26576d1c102583a6cfdb7304d9bf1c
diff --git a/test/codec_factory.h b/test/codec_factory.h
index dd99110..b2647f7 100644
--- a/test/codec_factory.h
+++ b/test/codec_factory.h
@@ -40,7 +40,7 @@
                                  const aom_codec_flags_t flags) const = 0;
 
   virtual Encoder *CreateEncoder(aom_codec_enc_cfg_t cfg,
-                                 const unsigned long init_flags,
+                                 const aom_codec_flags_t init_flags,
                                  TwopassStatsStore *stats) const = 0;
 
   virtual aom_codec_err_t DefaultEncoderConfig(aom_codec_enc_cfg_t *cfg,
@@ -98,7 +98,7 @@
 
 class AV1Encoder : public Encoder {
  public:
-  AV1Encoder(aom_codec_enc_cfg_t cfg, const uint32_t init_flags,
+  AV1Encoder(aom_codec_enc_cfg_t cfg, const aom_codec_flags_t init_flags,
              TwopassStatsStore *stats)
       : Encoder(cfg, init_flags, stats) {}
 
@@ -132,7 +132,7 @@
   }
 
   virtual Encoder *CreateEncoder(aom_codec_enc_cfg_t cfg,
-                                 const unsigned long init_flags,
+                                 const aom_codec_flags_t init_flags,
                                  TwopassStatsStore *stats) const {
 #if CONFIG_AV1_ENCODER
     return new AV1Encoder(cfg, init_flags, stats);
diff --git a/test/encode_test_driver.h b/test/encode_test_driver.h
index 19448c8..cce8653 100644
--- a/test/encode_test_driver.h
+++ b/test/encode_test_driver.h
@@ -82,7 +82,7 @@
 // level of abstraction will be fleshed out as more tests are written.
 class Encoder {
  public:
-  Encoder(aom_codec_enc_cfg_t cfg, const uint32_t init_flags,
+  Encoder(aom_codec_enc_cfg_t cfg, const aom_codec_flags_t init_flags,
           TwopassStatsStore *stats)
       : cfg_(cfg), init_flags_(init_flags), stats_(stats) {
     memset(&encoder_, 0, sizeof(encoder_));
@@ -164,7 +164,7 @@
 
   aom_codec_ctx_t encoder_;
   aom_codec_enc_cfg_t cfg_;
-  unsigned long init_flags_;
+  aom_codec_flags_t init_flags_;
   TwopassStatsStore *stats_;
 };
 
@@ -193,9 +193,7 @@
   void SetMode(TestMode mode);
 
   // Set encoder flag.
-  void set_init_flags(unsigned long flag) {  // NOLINT(runtime/int)
-    init_flags_ = flag;
-  }
+  void set_init_flags(aom_codec_flags_t flag) { init_flags_ = flag; }
 
   // Main loop
   virtual void RunLoop(VideoSource *video);
@@ -255,7 +253,7 @@
   aom_codec_enc_cfg_t cfg_;
   unsigned int passes_;
   TwopassStatsStore stats_;
-  unsigned long init_flags_;
+  aom_codec_flags_t init_flags_;
   unsigned long frame_flags_;
   aom_codec_pts_t last_pts_;
   TestMode mode_;