Replace test_support_main by test_main and get rid of test_support_main_threaded_mac

webrtc/test/testsupport/mac/run_threaded_main_mac.mm

-/*
- *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#import "webrtc/test/testsupport/mac/run_threaded_main_mac.h"
-
-#import <Cocoa/Cocoa.h>
-
-// This class passes parameter from main to the worked thread and back.
-@interface AutoTestInWorkerThread : NSObject {
-  int    argc_;
-  char** argv_;
-  int    result_;
-  bool   done_;
-}
-
-- (void)setDone:(bool)done;
-- (bool)done;
-- (void)setArgc:(int)argc argv:(char**)argv;
-- (int) result;
-- (void)runTest:(NSObject*)ignored;
-
-@end
-
-@implementation AutoTestInWorkerThread
-
-- (void)setDone:(bool)done {
-  done_ = done;
-}
-
-- (bool)done {
-  return done_;
-}
-
-- (void)setArgc:(int)argc argv:(char**)argv {
-  argc_ = argc;
-  argv_ = argv;
-}
-
-- (void)runTest:(NSObject*)ignored {
-    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
-
-    result_ = ImplementThisToRunYourTest(argc_, argv_);
-    done_ = true;
-
-    [pool release];
-    return;
-}
-
-- (int)result {
-  return result_;
-}
-
-@end
-
-int main(int argc, char * argv[]) {
-    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
-
-    [NSApplication sharedApplication];
-
-    int result = 0;
-    AutoTestInWorkerThread* tests = [[AutoTestInWorkerThread alloc] init];
-
-    [tests setArgc:argc argv:argv];
-    [tests setDone:false];
-
-    [NSThread detachNewThreadSelector:@selector(runTest:)
-                             toTarget:tests
-                           withObject:nil];
-
-    NSRunLoop* main_run_loop = [NSRunLoop mainRunLoop];
-    NSDate *loop_until = [NSDate dateWithTimeIntervalSinceNow:0.1];
-    bool runloop_ok = true;
-    while (![tests done] && runloop_ok) {
-      runloop_ok = [main_run_loop runMode:NSDefaultRunLoopMode
-                               beforeDate:loop_until];
-      loop_until = [NSDate dateWithTimeIntervalSinceNow:0.1];
-    }
-
-    result = [tests result];
-
-    [pool release];
-    return result;
-}