8257242: [macOS] Java app crashes while switching input methods

Backport-of: 822ee47459d3a33ab3acd7f8798525967a20d237

Author: Olga Mikhaltsova

src/java.desktop/macosx/native/libawt_lwawt/awt/AWTView.h

@@ -37,9 +37,6 @@
 
     // TODO: NSMenu *contextualMenu;
 
-    // Keyboard layout
-    NSString *kbdLayout;
-
     // dnd support (see AppKit/NSDragging.h, NSDraggingSource/Destination):
     CDragSource *_dragSource;
     CDropTarget *_dropTarget;

src/java.desktop/macosx/native/libawt_lwawt/awt/AWTView.m

@@ -37,6 +37,9 @@
 
 #import <Carbon/Carbon.h>
 
+// keyboard layout
+static NSString *kbdLayout;
+
 @interface AWTView()
 @property (retain) CDropTarget *_dropTarget;
 @property (retain) CDragSource *_dragSource;
@@ -1010,7 +1013,7 @@ - (void) insertText:(id)aString replacementRange:(NSRange)replacementRange
     [self abandonInput];
 }
 
-- (void)keyboardInputSourceChanged:(NSNotification *)notification
++ (void)keyboardInputSourceChanged:(NSNotification *)notification
 {
 #ifdef IM_DEBUG
     NSLog(@"keyboardInputSourceChangeNotification received");
@@ -1327,7 +1330,7 @@ - (NSUInteger)characterIndexForPoint:(NSPoint)thePoint
     CHECK_EXCEPTION();
 
 #ifdef IM_DEBUG
-    fprintf(stderr, "characterIndexForPoint returning %ld\n", index);
+    fprintf(stderr, "characterIndexForPoint returning %d\n", index);
 #endif // IM_DEBUG
 
     if (index == -1) {