Avoid profile divorce for restoreCursor (discovered in the debug log for issue...

Avoid profile divorce for restoreCursor (discovered in the debug log for issue 5344). Add logging for first responder changes for issue 5344.

sources/PTYSession.m

@@ -2672,8 +2672,7 @@ ITERM_WEAKLY_REFERENCEABLE
     [self sanityCheck];
 }
-- (BOOL)reloadProfile
-{
+- (BOOL)reloadProfile {
     [self sanityCheck];
     DLog(@"Reload profile for %@", self);
     BOOL didChange = NO;
@@ -7369,7 +7368,9 @@ ITERM_WEAKLY_REFERENCEABLE
         // Set to default value
         unicodeVersion = [[iTermProfilePreferences defaultObjectForKey:KEY_UNICODE_VERSION] integerValue];
     }
-    if (unicodeVersion >= kMinimumUnicodeVersion && unicodeVersion <= kMaximumUnicodeVersion) {
+    if (unicodeVersion >= kMinimumUnicodeVersion &&
+        unicodeVersion <= kMaximumUnicodeVersion &&
+        unicodeVersion != [iTermProfilePreferences integerForKey:KEY_UNICODE_VERSION inProfile:self.profile]) {
         [self setSessionSpecificProfileValues:@{ KEY_UNICODE_VERSION: @(unicodeVersion) }];
     }
 }

sources/PTYTextView.m

@@ -527,12 +527,16 @@ static const int kDragThreshold = 3;
 - (BOOL)resignFirstResponder {
     [_altScreenMouseScrollInferer firstResponderDidChange];
     [self removeUnderline];
+    DLog(@"resignFirstResponder %@", self);
+    DLog(@"%@", [NSThread callStackSymbols]);
     return YES;
 }
 - (BOOL)becomeFirstResponder {
     [_altScreenMouseScrollInferer firstResponderDidChange];
     [_delegate textViewDidBecomeFirstResponder];
+    DLog(@"becomeFirstResponder %@", self);
+    DLog(@"%@", [NSThread callStackSymbols]);
     return YES;
 }

sources/iTermApplication.m

@@ -117,7 +117,7 @@
             return;
         }
     } else if ([event type] == NSKeyDown) {
-        DLog(@"Received KeyDown event: %@", event);
+        DLog(@"Received KeyDown event: %@. Key window is %@. First responder is %@", event, [self keyWindow], [[self keyWindow] firstResponder]);
         iTermController* cont = [iTermController sharedInstance];
         event = [self eventByRemappingForSecureInput:event];
@@ -241,7 +241,6 @@
         }
         DLog(@"NSKeyDown event taking the regular path");
     }
-
     [super sendEvent:event];
 }

sources/iTermWindowImpl.m

@@ -375,6 +375,12 @@ ITERM_WEAKLY_REFERENCEABLE
     }
 }
+- (BOOL)makeFirstResponder:(nullable NSResponder *)responder {
+    DLog(@"%p makeFirstResponder:%@", self, responder);
+    DLog(@"%@", [NSThread callStackSymbols]);
+    return [super makeFirstResponder:responder];
+}
+
 NS_ASSUME_NONNULL_END
 @end