Revert of Fixing sigslot copy constructors.

webrtc/base/sigslot_unittest.cc

Index: webrtc/base/sigslot_unittest.cc
diff --git a/webrtc/base/sigslot_unittest.cc b/webrtc/base/sigslot_unittest.cc
index e860fe33736da248646b40e475d92ccdf9b7d351..cb773363101b93e3f0ee05f3c3208ddbc7a69cea 100644
--- a/webrtc/base/sigslot_unittest.cc
+++ b/webrtc/base/sigslot_unittest.cc
@@ -36,10 +36,6 @@
   ~SigslotReceiver() {
   }
 
-  // Provide copy constructor so that tests can exercise the has_slots copy
-  // constructor.
-  SigslotReceiver(const SigslotReceiver&) = default;
-
   void Connect(sigslot::signal0<signal_policy>* signal) {
     if (!signal) return;
     Disconnect();
@@ -226,7 +222,7 @@
 }
 
 // Destroy signal and slot in different orders.
-TEST(SigslotDestructionOrder, SignalFirst) {
+TEST(DestructionOrder, SignalFirst) {
   sigslot::signal0<>* signal = new sigslot::signal0<>;
   SigslotReceiver<>* receiver = new SigslotReceiver<>();
   receiver->Connect(signal);
@@ -236,7 +232,7 @@
   delete receiver;
 }
 
-TEST(SigslotDestructionOrder, SlotFirst) {
+TEST(DestructionOrder, SlotFirst) {
   sigslot::signal0<>* signal = new sigslot::signal0<>;
   SigslotReceiver<>* receiver = new SigslotReceiver<>();
   receiver->Connect(signal);
@@ -247,28 +243,3 @@
   (*signal)();
   delete signal;
 }
-
-// Test that if a signal is copied, its slot connections are copied as well.
-TEST(SigslotTest, CopyConnectedSignal) {
-  sigslot::signal<> signal;
-  SigslotReceiver<> receiver;
-  receiver.Connect(&signal);
-
-  // Fire the copied signal, expecting the receiver to be notified.
-  sigslot::signal<> copied_signal(signal);
-  copied_signal();
-  EXPECT_EQ(1, receiver.signal_count());
-}
-
-// Test that if a slot is copied, its signal connections are copied as well.
-TEST(SigslotTest, CopyConnectedSlot) {
-  sigslot::signal<> signal;
-  SigslotReceiver<> receiver;
-  receiver.Connect(&signal);
-
-  // Fire the signal after copying the receiver, expecting the copied receiver
-  // to be notified.
-  SigslotReceiver<> copied_receiver(receiver);
-  signal();
-  EXPECT_EQ(1, copied_receiver.signal_count());
-}