Remove vestiges of MODIFY_JNI_METHOD_CALL

I happened to notice that MODIFY_JNI_METHOD_CALL was defined in
cygming.h and documented in tm.texi.  However, because it was only
needed for gcj, it is obsolete.  This patch removes the vestiges.

Tested by grep, and rebuilding the documentation.

gcc/ChangeLog
2019-11-18  Tom Tromey  <tromey@adacore.com>

	* doc/tm.texi: Rebuild.
	* doc/tm.texi.in (Misc): Don't document MODIFY_JNI_METHOD_CALL.
	* config/i386/cygming.h (MODIFY_JNI_METHOD_CALL): Don't define.

From-SVN: r278407

gcc/ChangeLog

+2019-11-18  Tom Tromey  <tromey@adacore.com>
+
+	* doc/tm.texi: Rebuild.
+	* doc/tm.texi.in (Misc): Don't document MODIFY_JNI_METHOD_CALL.
+	* config/i386/cygming.h (MODIFY_JNI_METHOD_CALL): Don't define.
+
 2019-11-18  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/92516

gcc/config/i386/cygming.h

@@ -385,14 +385,6 @@ do {						\
 	const0_rtx));							\
     }
 
-/* Java Native Interface (JNI) methods on Win32 are invoked using the
-   stdcall calling convention.  */
-#undef MODIFY_JNI_METHOD_CALL
-#define MODIFY_JNI_METHOD_CALL(MDECL)					      \
-  build_type_attribute_variant ((MDECL),				      \
-			       build_tree_list (get_identifier ("stdcall"),   \
-						NULL))
-
 /* For Win32 ABI compatibility */
 #undef DEFAULT_PCC_STRUCT_RETURN
 #define DEFAULT_PCC_STRUCT_RETURN 0

gcc/doc/tm.texi

@@ -11820,22 +11820,6 @@ object files that are not referenced from @code{main} and uses export
 lists.
 @end defmac
 
-@defmac MODIFY_JNI_METHOD_CALL (@var{mdecl})
-Define this macro to a C expression representing a variant of the
-method call @var{mdecl}, if Java Native Interface (JNI) methods
-must be invoked differently from other methods on your target.
-For example, on 32-bit Microsoft Windows, JNI methods must be invoked using
-the @code{stdcall} calling convention and this macro is then
-defined as this expression:
-
-@smallexample
-build_type_attribute_variant (@var{mdecl},
-                              build_tree_list
-                              (get_identifier ("stdcall"),
-                               NULL))
-@end smallexample
-@end defmac
-
 @deftypefn {Target Hook} bool TARGET_CANNOT_MODIFY_JUMPS_P (void)
 This target hook returns @code{true} past the point in which new jump
 instructions could be created.  On machines that require a register for

gcc/doc/tm.texi.in

@@ -7998,22 +7998,6 @@ object files that are not referenced from @code{main} and uses export
 lists.
 @end defmac
 
-@defmac MODIFY_JNI_METHOD_CALL (@var{mdecl})
-Define this macro to a C expression representing a variant of the
-method call @var{mdecl}, if Java Native Interface (JNI) methods
-must be invoked differently from other methods on your target.
-For example, on 32-bit Microsoft Windows, JNI methods must be invoked using
-the @code{stdcall} calling convention and this macro is then
-defined as this expression:
-
-@smallexample
-build_type_attribute_variant (@var{mdecl},
-                              build_tree_list
-                              (get_identifier ("stdcall"),
-                               NULL))
-@end smallexample
-@end defmac
-
 @hook TARGET_CANNOT_MODIFY_JUMPS_P
 
 @hook TARGET_HAVE_CONDITIONAL_EXECUTION