Add task queue to Call.

webrtc/video/encoder_state_feedback_unittest.cc

Index: webrtc/video/encoder_state_feedback_unittest.cc
diff --git a/webrtc/video/encoder_state_feedback_unittest.cc b/webrtc/video/encoder_state_feedback_unittest.cc
index 5351e1516b18e078799630297550498b4aa30bc1..51976a2ecbd81006e23aab3f46922174fa384fde 100644
--- a/webrtc/video/encoder_state_feedback_unittest.cc
+++ b/webrtc/video/encoder_state_feedback_unittest.cc
@@ -21,8 +21,7 @@ namespace webrtc {
 
 class MockVieEncoder : public ViEEncoder {
  public:
-  explicit MockVieEncoder(ProcessThread* process_thread)
-      : ViEEncoder(1, process_thread, nullptr, nullptr, nullptr) {}
+  MockVieEncoder() : ViEEncoder(1, nullptr, nullptr, nullptr) {}
   ~MockVieEncoder() {}
 
   MOCK_METHOD1(OnReceivedIntraFrameRequest, void(size_t));
@@ -33,7 +32,7 @@ class MockVieEncoder : public ViEEncoder {
 class VieKeyRequestTest : public ::testing::Test {
  public:
   VieKeyRequestTest()
-      : encoder_(&process_thread_),
+      : encoder_(),
         simulated_clock_(123456789),
         encoder_state_feedback_(
             &simulated_clock_,
@@ -42,7 +41,6 @@ class VieKeyRequestTest : public ::testing::Test {
 
  protected:
   const uint32_t kSsrc = 1234;
-  NiceMock<MockProcessThread> process_thread_;
   MockVieEncoder encoder_;
   SimulatedClock simulated_clock_;
   EncoderStateFeedback encoder_state_feedback_;