Transition to base/mac/bundle_locations.h step 3

chrome/browser/mac/install_from_dmg.mm

Index: chrome/browser/mac/install_from_dmg.mm
diff --git a/chrome/browser/mac/install_from_dmg.mm b/chrome/browser/mac/install_from_dmg.mm
index 6f276b8e9febda082a29e0fe032686045572554d..1e753249c37a200db99e3ba8ce581d90b6fea4eb 100644
--- a/chrome/browser/mac/install_from_dmg.mm
+++ b/chrome/browser/mac/install_from_dmg.mm
@@ -21,6 +21,7 @@
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/logging.h"
+#include "base/mac/bundle_locations.h"
 #import "base/mac/mac_util.h"
 #include "base/mac/scoped_cftyperef.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
@@ -234,7 +235,7 @@ bool IsPathOnReadOnlyDiskImage(const char path[],
 // the disk image's device, in "diskNsM" form.
 bool IsAppRunningFromReadOnlyDiskImage(std::string* dmg_bsd_device_name) {
   return IsPathOnReadOnlyDiskImage(
-      [[[NSBundle mainBundle] bundlePath] fileSystemRepresentation],
+      [[base::mac::OuterBundle() bundlePath] fileSystemRepresentation],
       dmg_bsd_device_name);
 }
 
@@ -424,7 +425,7 @@ bool MaybeInstallFromDiskImage() {
     return false;
   }
 
-  NSString* source_path = [[NSBundle mainBundle] bundlePath];
+  NSString* source_path = [base::mac::OuterBundle() bundlePath];
   NSString* application_name = [source_path lastPathComponent];
   NSString* target_path =
       [application_directory stringByAppendingPathComponent:application_name];