Bug 1691167 - Stop accessing the deprecated 'context' property on NSEvent, it's always nil. r=spohl

Differential Revision: https://phabricator.services.mozilla.com/D104299

Author: mstange

widget/cocoa/NativeKeyBindings.mm

@@ -234,7 +234,7 @@
                              modifierFlags:[originalEvent modifierFlags]
                                  timestamp:[originalEvent timestamp]
                               windowNumber:[originalEvent windowNumber]
-                                   context:[originalEvent context]
+                                   context:nil
                                 characters:chars
                charactersIgnoringModifiers:chars
                                  isARepeat:[originalEvent isARepeat]

widget/cocoa/TextInputHandler.mm

@@ -2156,7 +2156,7 @@ inline NSRange MakeNSRangeFrom(const Maybe<OffsetAndData<uint32_t>>& aOffsetAndD
                                      modifierFlags:modifiers
                                          timestamp:[aNativeEvent timestamp]
                                       windowNumber:[aNativeEvent windowNumber]
-                                           context:[aNativeEvent context]
+                                           context:nil
                                         characters:@""
                        charactersIgnoringModifiers:@""
                                          isARepeat:NO
@@ -4754,7 +4754,7 @@ inline NSRange MakeNSRangeFrom(const Maybe<OffsetAndData<uint32_t>>& aOffsetAndD
                                    modifierFlags:modifierFlags
                                        timestamp:0
                                     windowNumber:windowNumber
-                                         context:[NSGraphicsContext currentContext]
+                                         context:nil
                                       characters:nsCocoaUtils::ToNSString(aCharacters)
                      charactersIgnoringModifiers:nsCocoaUtils::ToNSString(aUnmodifiedCharacters)
                                        isARepeat:NO
@@ -5007,7 +5007,7 @@ inline NSRange MakeNSRangeFrom(const Maybe<OffsetAndData<uint32_t>>& aOffsetAndD
                               modifierFlags:[mKeyEvent modifierFlags]
                                   timestamp:[mKeyEvent timestamp]
                                windowNumber:[mKeyEvent windowNumber]
-                                    context:[mKeyEvent context]
+                                    context:nil
                                  characters:unhandledNSString
                 charactersIgnoringModifiers:[mKeyEvent charactersIgnoringModifiers]
                                   isARepeat:[mKeyEvent isARepeat]

widget/cocoa/nsChildView.mm

@@ -3121,7 +3121,7 @@ - (void)rightMouseUp:(NSEvent*)theEvent {
                                        modifierFlags:theEvent.modifierFlags
                                            timestamp:theEvent.timestamp
                                         windowNumber:theEvent.windowNumber
-                                             context:theEvent.context
+                                             context:nil
                                          eventNumber:theEvent.eventNumber
                                           clickCount:theEvent.clickCount
                                             pressure:theEvent.pressure];

widget/cocoa/nsCocoaUtils.mm

@@ -623,7 +623,7 @@ static bool ComputeIsEntirelyBlack(const DataSourceSurface::MappedSurface& aMap,
                                   modifierFlags:[aEvent modifierFlags]
                                       timestamp:[aEvent timestamp]
                                    windowNumber:[aEvent windowNumber]
-                                        context:[aEvent context]
+                                        context:nil
                                      characters:[aEvent characters]
                     charactersIgnoringModifiers:[aEvent charactersIgnoringModifiers]
                                       isARepeat:[aEvent isARepeat]