remove use of deprecated netsurf_quit variable in cocoa

The core no longer needs to run the event polling loop as fetches are now
scheduler driven. This is part of a series which will ultimately remove
netsurf_poll callback altogether.

cocoa/NetsurfApp.m

@@ -47,11 +47,12 @@
 #define NETSURF_HOMEPAGE "http://www.netsurf-browser.org/welcome/"
 #endif
 
-
 @implementation NetSurfApp
 
 @synthesize frontTab;
 
+static bool cocoa_done = false;
+
 - (void) loadOptions;
 {
 	NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
@@ -83,8 +84,23 @@
 - (void) run;
 {
 	[self finishLaunching];
+
 	[self loadOptions];
-	netsurf_main_loop();
+
+    while (!cocoa_done) {
+        cocoa_autorelease();
+
+        NSEvent *event = [NSApp nextEventMatchingMask: NSAnyEventMask
+                                            untilDate: [NSDate distantFuture]
+                                               inMode: NSDefaultRunLoopMode
+                                              dequeue: YES];
+        if (nil != event) {
+            [NSApp sendEvent: event];
+            [NSApp updateWindows];
+        }
+
+    }
+
 	[self saveOptions];
 }
 
@@ -92,10 +108,16 @@
 {
 	[[NSNotificationCenter defaultCenter] postNotificationName:NSApplicationWillTerminateNotification object:self];
 	
-	netsurf_quit = true;
-	[self postEvent: [NSEvent otherEventWithType: NSApplicationDefined location: NSZeroPoint 
-								   modifierFlags: 0 timestamp: 0 windowNumber: 0 context: NULL 
-										 subtype: 0 data1: 0 data2: 0]  
+	cocoa_done = true;
+	[self postEvent: [NSEvent otherEventWithType: NSApplicationDefined
+                                        location: NSZeroPoint
+								   modifierFlags: 0
+                                       timestamp: 0
+                                    windowNumber: 0
+                                         context: NULL
+										 subtype: 0
+                                           data1: 0
+                                           data2: 0]
 			atStart: YES];
 }
 
@@ -190,15 +212,15 @@ int main( int argc, char **argv )
 		.clipboard = cocoa_clipboard_table,
 		.download = cocoa_download_table,
 		.fetch = cocoa_fetch_table,
-                .search = cocoa_search_table,
+        .search = cocoa_search_table,
 	};
 
 	cocoa_autorelease();
 
-        error = netsurf_register(&cocoa_table);
-        if (error != NSERROR_OK) {
-		die("NetSurf operation table failed registration");
-        }
+    error = netsurf_register(&cocoa_table);
+    if (error != NSERROR_OK) {
+        die("NetSurf operation table failed registration");
+    }
 		
 	const char * const messages = [[[NSBundle mainBundle] pathForResource: @"Messages" ofType: @""] UTF8String];
 	const char * const options = cocoa_get_options_file();

cocoa/gui.m

@@ -49,24 +49,12 @@ NSString * const kAlwaysCloseMultipleTabs = @"AlwaysCloseMultipleTabs";
 
 #define UNIMPL() NSLog( @"Function '%s' unimplemented", __func__ )
 
-static void gui_poll(bool active)
-{
-	cocoa_autorelease();
-	
-	NSEvent *event = [NSApp nextEventMatchingMask: NSAnyEventMask untilDate: [NSDate distantFuture]
-										   inMode: NSDefaultRunLoopMode dequeue: YES];
-	
-	if (nil != event) {
-		[NSApp sendEvent: event];
-		[NSApp updateWindows];	
-	}
-}
-
 struct browser_window;
 
-static struct gui_window *gui_window_create(struct browser_window *bw,
-		struct gui_window *existing,
-		gui_window_create_flags flags)
+static struct gui_window *
+gui_window_create(struct browser_window *bw,
+                  struct gui_window *existing,
+                  gui_window_create_flags flags)
 {
 	BrowserWindowController *window = nil;
 
@@ -268,7 +256,7 @@ static void gui_create_form_select_menu(struct browser_window *bw,
 static nserror gui_launch_url(nsurl *url)
 {
 	[[NSWorkspace sharedWorkspace] openURL: [NSURL URLWithString: [NSString stringWithUTF8String: nsurl_access(url)]]];
-        return NSERROR_OK;
+    return NSERROR_OK;
 }
 
 struct ssl_cert_info;
@@ -290,7 +278,7 @@ static struct gui_window_table window_table = {
 	.set_scroll = gui_window_set_scroll,
 	.get_dimensions = gui_window_get_dimensions,
 	.update_extent = gui_window_update_extent,
-        .reformat = cocoa_window_reformat,
+    .reformat = cocoa_window_reformat,
 
 	.set_title = gui_window_set_title,
 	.set_url = gui_window_set_url,
@@ -299,7 +287,7 @@ static struct gui_window_table window_table = {
 	.set_pointer = gui_window_set_pointer,
 	.place_caret = gui_window_place_caret,
 	.remove_caret = gui_window_remove_caret,
-        .new_content = gui_window_new_content,
+    .new_content = gui_window_new_content,
 	.start_throbber = gui_window_start_throbber,
 	.stop_throbber = gui_window_stop_throbber,
 };
@@ -308,8 +296,7 @@ struct gui_window_table *cocoa_window_table = &window_table;
 
 
 static struct gui_browser_table browser_table = {
-	.poll = gui_poll,
-        .schedule = cocoa_schedule,
+    .schedule = cocoa_schedule,
 
 	.launch_url = gui_launch_url,
 	.create_form_select_menu = gui_create_form_select_menu,