[Mac] Rebuild app shims when they fail to dyload Chrome Framework.

chrome/common/mac/app_mode_chrome_locator.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/common/mac/app_mode_chrome_locator.h"
 
 #import <AppKit/AppKit.h>
 #include <CoreFoundation/CoreFoundation.h>
 
 #include "base/files/file_path.h"
 #include "base/mac/foundation_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/common/chrome_constants.h"
 
 namespace app_mode {
 
 bool FindBundleById(NSString* bundle_id, base::FilePath* out_bundle) {
   NSWorkspace* ws = [NSWorkspace sharedWorkspace];
   NSString *bundlePath = [ws absolutePathForAppBundleWithIdentifier:bundle_id];
   if (!bundlePath)
     return false;
 
   *out_bundle = base::mac::NSStringToFilePath(bundlePath);
   return true;
 }
 
 bool GetChromeBundleInfo(const base::FilePath& chrome_bundle,
+                         base::FilePath* executable_path,
                          base::string16* raw_version_str,
                          base::FilePath* version_path,
                          base::FilePath* framework_shlib_path) {
   using base::mac::ObjCCast;
 
   NSString* cr_bundle_path = base::mac::FilePathToNSString(chrome_bundle);
   NSBundle* cr_bundle = [NSBundle bundleWithPath:cr_bundle_path];
 
   if (!cr_bundle)
     return false;
@@ skipping 37 matching lines @@
 
   // A few more sanity checks.
   BOOL is_directory;
   BOOL exists = [[NSFileManager defaultManager]
                     fileExistsAtPath:cr_framework_shlib_path
                          isDirectory:&is_directory];
   if (!exists || is_directory)
     return false;
 
   // Everything OK, copy output parameters.
+  *executable_path = base::mac::NSStringToFilePath([cr_bundle executablePath]);
   *raw_version_str = base::SysNSStringToUTF16(cr_version);
   *version_path = base::mac::NSStringToFilePath(cr_versioned_path);
   *framework_shlib_path =
       base::mac::NSStringToFilePath(cr_framework_shlib_path);
   return true;
 }
 
 }  // namespace app_mode