Remove extra_options from VideoCodec.

webrtc/video/video_capture_input_unittest.cc

Index: webrtc/video/video_capture_input_unittest.cc
diff --git a/webrtc/video/video_capture_input_unittest.cc b/webrtc/video/video_capture_input_unittest.cc
index 9d720e229482e3ff4a5e7d6fb6e16fbaa98d12f2..9f18f3dfa8f8876e1b1d615bd54114171c4e51fd 100644
--- a/webrtc/video/video_capture_input_unittest.cc
+++ b/webrtc/video/video_capture_input_unittest.cc
@@ -15,7 +15,6 @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webrtc/base/event.h"
 #include "webrtc/base/scoped_ptr.h"
-#include "webrtc/common.h"
 #include "webrtc/modules/utility/include/mock/mock_process_thread.h"
 #include "webrtc/system_wrappers/include/critical_section_wrapper.h"
 #include "webrtc/system_wrappers/include/ref_count.h"
@@ -61,7 +60,6 @@ class VideoCaptureInputTest : public ::testing::Test {
         .WillRepeatedly(
             WithArg<0>(Invoke(this, &VideoCaptureInputTest::AddOutputFrame)));
 
-    Config config;
     input_.reset(new internal::VideoCaptureInput(
         mock_process_thread_.get(), mock_frame_callback_.get(), nullptr,
         &stats_proxy_, nullptr, nullptr));