4 files changed, 9 insertions, 0 deletions
diff --git a/components/mus/ws/platform_display_init_params.cc b/components/mus/ws/platform_display_init_params.cc
index 398a6ba..94ad22d 100644
--- a/components/mus/ws/platform_display_init_params.cc
+++ b/components/mus/ws/platform_display_init_params.cc
@@ -11,6 +11,8 @@ namespace mus {
 namespace ws {
 
 PlatformDisplayInitParams::PlatformDisplayInitParams() {}
+PlatformDisplayInitParams::PlatformDisplayInitParams(
+    const PlatformDisplayInitParams& other) = default;
 PlatformDisplayInitParams::~PlatformDisplayInitParams() {}
 
 }  // namespace ws
diff --git a/components/mus/ws/platform_display_init_params.h b/components/mus/ws/platform_display_init_params.h
index 81cc1b0..f097a0f 100644
--- a/components/mus/ws/platform_display_init_params.h
+++ b/components/mus/ws/platform_display_init_params.h
@@ -20,6 +20,7 @@ namespace ws {
 
 struct PlatformDisplayInitParams {
   PlatformDisplayInitParams();
+  PlatformDisplayInitParams(const PlatformDisplayInitParams& other);
   ~PlatformDisplayInitParams();
 
   mojo::Connector* connector = nullptr;
diff --git a/components/mus/ws/test_change_tracker.cc b/components/mus/ws/test_change_tracker.cc
index 8416f95..aefa54e 100644
--- a/components/mus/ws/test_change_tracker.cc
+++ b/components/mus/ws/test_change_tracker.cc
@@ -198,6 +198,8 @@ Change::Change()
       bool_value(false),
       change_id(0u) {}
 
+Change::Change(const Change& other) = default;
+
 Change::~Change() {}
 
 TestChangeTracker::TestChangeTracker() : delegate_(NULL) {}
@@ -391,6 +393,8 @@ void TestChangeTracker::AddChange(const Change& change) {
 
 TestWindow::TestWindow() {}
 
+TestWindow::TestWindow(const TestWindow& other) = default;
+
 TestWindow::~TestWindow() {}
 
 std::string TestWindow::ToString() const {
diff --git a/components/mus/ws/test_change_tracker.h b/components/mus/ws/test_change_tracker.h
index 7f64d84..46103bc 100644
--- a/components/mus/ws/test_change_tracker.h
+++ b/components/mus/ws/test_change_tracker.h
@@ -46,6 +46,7 @@ enum ChangeType {
 // TODO(sky): consider nuking and converting directly to WindowData.
 struct TestWindow {
   TestWindow();
+  TestWindow(const TestWindow& other);
   ~TestWindow();
 
   // Returns a string description of this.
@@ -65,6 +66,7 @@ struct TestWindow {
 // fields that are used.
 struct Change {
   Change();
+  Change(const Change& other);
   ~Change();
 
   ChangeType type;