Fix error: unused parameter 'arena' and 'default_value' [-Werror=unused-parameter]

src/google/protobuf/inlined_string_field.h

@@ -67,27 +67,27 @@ class PROTOBUF_EXPORT InlinedStringField {
                          const InlinedStringField& from) PROTOBUF_ALWAYS_INLINE;
 
   void ClearToEmpty(const ::std::string* default_value,
-                    Arena* arena) PROTOBUF_ALWAYS_INLINE {
+                    Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     ClearToEmptyNoArena(default_value);
   }
   void ClearNonDefaultToEmpty() PROTOBUF_ALWAYS_INLINE {
     ClearNonDefaultToEmptyNoArena();
   }
-  void ClearToEmptyNoArena(const ::std::string* default_value)
+  void ClearToEmptyNoArena(const ::std::string* /*default_value*/)
       PROTOBUF_ALWAYS_INLINE {
     ClearNonDefaultToEmptyNoArena();
   }
   void ClearNonDefaultToEmptyNoArena() PROTOBUF_ALWAYS_INLINE;
 
   void ClearToDefault(const ::std::string* default_value,
-                      Arena* arena) PROTOBUF_ALWAYS_INLINE {
+                      Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     ClearToDefaultNoArena(default_value);
   }
   void ClearToDefaultNoArena(const ::std::string* default_value)
       PROTOBUF_ALWAYS_INLINE;
 
   void Destroy(const ::std::string* default_value,
-               Arena* arena) PROTOBUF_ALWAYS_INLINE {
+               Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     DestroyNoArena(default_value);
   }
   void DestroyNoArena(const ::std::string* default_value) PROTOBUF_ALWAYS_INLINE;
@@ -96,16 +96,16 @@ class PROTOBUF_EXPORT InlinedStringField {
   const ::std::string& GetNoArena() const PROTOBUF_ALWAYS_INLINE;
 
   ::std::string* Mutable(const ::std::string* default_value,
-                    Arena* arena) PROTOBUF_ALWAYS_INLINE {
+                    Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     return MutableNoArena(default_value);
   }
   ::std::string* MutableNoArena(const ::std::string* default_value)
       PROTOBUF_ALWAYS_INLINE;
 
-  ::std::string* Release(const ::std::string* default_value, Arena* arena) {
+  ::std::string* Release(const ::std::string* default_value, Arena* /*arena*/) {
     return ReleaseNoArena(default_value);
   }
-  ::std::string* ReleaseNonDefault(const ::std::string* default_value, Arena* arena) {
+  ::std::string* ReleaseNonDefault(const ::std::string* default_value, Arena* /*arena*/) {
     return ReleaseNonDefaultNoArena(default_value);
   }
   ::std::string* ReleaseNoArena(const ::std::string* default_value) {
@@ -114,22 +114,22 @@ class PROTOBUF_EXPORT InlinedStringField {
   ::std::string* ReleaseNonDefaultNoArena(const ::std::string* default_value);
 
   void Set(const ::std::string* default_value, StringPiece value,
-           Arena* arena) PROTOBUF_ALWAYS_INLINE {
+           Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     SetNoArena(default_value, value);
   }
   void SetLite(const ::std::string* default_value, StringPiece value,
-               Arena* arena) PROTOBUF_ALWAYS_INLINE {
+               Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     SetNoArena(default_value, value);
   }
   void SetNoArena(const ::std::string* default_value,
                   StringPiece value) PROTOBUF_ALWAYS_INLINE;
 
   void Set(const ::std::string* default_value, const ::std::string& value,
-           Arena* arena) PROTOBUF_ALWAYS_INLINE {
+           Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     SetNoArena(default_value, value);
   }
   void SetLite(const ::std::string* default_value, const ::std::string& value,
-               Arena* arena) PROTOBUF_ALWAYS_INLINE {
+               Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
     SetNoArena(default_value, value);
   }
   void SetNoArena(const ::std::string* default_value,
@@ -141,7 +141,7 @@ class PROTOBUF_EXPORT InlinedStringField {
 #endif
   void SetAllocated(const ::std::string* default_value,
                     ::std::string* value,
-                    Arena* arena) {
+                    Arena* /*arena*/) {
     SetAllocatedNoArena(default_value, value);
   }
   void SetAllocatedNoArena(const ::std::string* default_value,
@@ -153,7 +153,7 @@ class PROTOBUF_EXPORT InlinedStringField {
   void UnsafeArenaSetAllocated(
       const ::std::string* default_value, ::std::string* value, Arena* arena);
 
-  bool IsDefault(const ::std::string* default_value) {
+  bool IsDefault(const ::std::string* /*default_value*/) {
     return false;
   }
  private:
@@ -166,7 +166,7 @@ inline InlinedStringField::InlinedStringField(const ::std::string& default_value
   value_(default_value) {}
 
 inline void InlinedStringField::AssignWithDefault(
-    const ::std::string* default_value, const InlinedStringField& from) {
+    const ::std::string* /*default_value*/, const InlinedStringField& from) {
   value_ = from.value_;
 }
 
@@ -214,19 +214,19 @@ inline ::std::string* InlinedStringField::ReleaseNonDefaultNoArena(
   return released;
 }
 
-inline void InlinedStringField::SetNoArena(const ::std::string* default_value,
+inline void InlinedStringField::SetNoArena(const ::std::string* /*default_value*/,
                                            StringPiece value) {
   value_.assign(value.data(), value.length());
 }
 
 inline void InlinedStringField::SetNoArena(
-    const ::std::string* default_value, const ::std::string& value) {
+    const ::std::string* /*default_value*/, const ::std::string& value) {
   value_.assign(value);
 }
 
 #if LANG_CXX11
 inline void InlinedStringField::SetNoArena(
-    const ::std::string* default_value, ::std::string&& value) {
+    const ::std::string* /*default_value*/, ::std::string&& value) {
   value_.assign(std::move(value));
 }
 #endif
@@ -245,12 +245,12 @@ inline void InlinedStringField::UnsafeSetDefault(
 }
 
 inline ::std::string* InlinedStringField::UnsafeArenaRelease(
-    const ::std::string* default_value, Arena* arena) {
+    const ::std::string* default_value, Arena* /*arena*/) {
   return ReleaseNoArena(default_value);
 }
 
 inline void InlinedStringField::UnsafeArenaSetAllocated(
-    const ::std::string* default_value, ::std::string* value, Arena* arena) {
+    const ::std::string* default_value, ::std::string* value, Arena* /*arena*/) {
   if (value == NULL) {
     value_.assign(*default_value);
   } else {