Use `= default` for trivial ctor/dtors.

PiperOrigin-RevId: 496635734

6 files changed, 7 insertions, 8 deletions

diff --git a/cc/util/buffer.cc b/cc/util/buffer.cc
index be81c97d1..2fa67e5fe 100644
--- a/cc/util/buffer.cc
+++ b/cc/util/buffer.cc
@@ -56,7 +56,7 @@ class OwningBuffer : public Buffer {
     return OkStatus();
   }
 
-  ~OwningBuffer() override {}
+  ~OwningBuffer() override = default;
 
  private:
   std::unique_ptr<char[]> owned_mem_block_;
@@ -93,7 +93,7 @@ class NonOwningBuffer : public Buffer {
     return OkStatus();
   }
 
-  ~NonOwningBuffer() override {}
+  ~NonOwningBuffer() override = default;
 
  private:
   char* const mem_block_;
diff --git a/cc/util/buffer.h b/cc/util/buffer.h
index 4541891a5..3eaa55842 100644
--- a/cc/util/buffer.h
+++ b/cc/util/buffer.h
@@ -60,7 +60,7 @@ class Buffer {
   // Returns OK iff 0 <= new_size <= allocated_size();
   virtual util::Status set_size(int new_size) = 0;
 
-  virtual ~Buffer() {}
+  virtual ~Buffer() = default;
 };
 
 }  // namespace util
diff --git a/cc/util/istream_input_stream.cc b/cc/util/istream_input_stream.cc
index 8d06d7629..b73c05266 100644
--- a/cc/util/istream_input_stream.cc
+++ b/cc/util/istream_input_stream.cc
@@ -86,8 +86,7 @@ void IstreamInputStream::BackUp(int count) {
   position_ = position_ - actual_count;
 }
 
-IstreamInputStream::~IstreamInputStream() {
-}
+IstreamInputStream::~IstreamInputStream() = default;
 
 int64_t IstreamInputStream::Position() const {
   return position_;
diff --git a/cc/util/secret_data.h b/cc/util/secret_data.h
index ab875009b..213b699aa 100644
--- a/cc/util/secret_data.h
+++ b/cc/util/secret_data.h
@@ -74,7 +74,7 @@ class SecretUniquePtr {
   using element_type = typename Value::element_type;
   using deleter_type = typename Value::deleter_type;
 
-  SecretUniquePtr() {}
+  SecretUniquePtr() = default;
 
   pointer get() const { return value_.get(); }
   deleter_type& get_deleter() { return value_.get_deleter(); }
diff --git a/cc/util/secret_proto.h b/cc/util/secret_proto.h
index af4c9f2f7..ea67556d5 100644
--- a/cc/util/secret_proto.h
+++ b/cc/util/secret_proto.h
@@ -61,7 +61,7 @@ class SecretProto {
     return proto;
   }
 
-  SecretProto() {}
+  SecretProto() = default;
 
   SecretProto(const SecretProto& other) { *value_ = *other.value_; }
 
diff --git a/cc/util/test_util.h b/cc/util/test_util.h
index 9f37dfa9d..b2ed2b088 100644
--- a/cc/util/test_util.h
+++ b/cc/util/test_util.h
@@ -735,7 +735,7 @@ class DummyKmsClient : public KmsClient {
     return {absl::make_unique<DummyAead>(key_uri)};
   }
 
-  ~DummyKmsClient() override {}
+  ~DummyKmsClient() override = default;
 
  private:
   std::string uri_prefix_;