Change struct StructPatternElements into class

gcc/rust/ChangeLog:

	* ast/rust-pattern.h
	(struct StructPatternElements): Change to class.
	(class StructPatternElements): Change from struct.
	* hir/tree/rust-hir-pattern.h
	(struct StructPatternElements): Change to class.
	(class StructPatternElements): Change from struct.

Signed-off-by: Owen Avery <[email protected]>

Author: powerboat9

gcc/rust/ast/rust-pattern.h

@@ -773,9 +773,8 @@ class StructPatternFieldIdent : public StructPatternField
 };
 
 // Elements of a struct pattern
-struct StructPatternElements
+class StructPatternElements
 {
-private:
   // bool has_struct_pattern_fields;
   std::vector<std::unique_ptr<StructPatternField>> fields;
 

gcc/rust/hir/tree/rust-hir-pattern.h

@@ -667,9 +667,8 @@ class StructPatternFieldIdent : public StructPatternField
 };
 
 // Elements of a struct pattern
-struct StructPatternElements
+class StructPatternElements
 {
-private:
   std::vector<std::unique_ptr<StructPatternField>> fields;
 
 public: