Revert "Revert "Fix builds with XCode 8 / OSX SDK 10.12"" am: 7f89d64f89
am: 0c14107418

Change-Id: I5399986c02be8cef600b6a8ace2730ab34956ff2
diff --git a/base/mac/sdk_forward_declarations.h b/base/mac/sdk_forward_declarations.h
index 818a1d0..e9a11f7 100644
--- a/base/mac/sdk_forward_declarations.h
+++ b/base/mac/sdk_forward_declarations.h
@@ -12,6 +12,7 @@
 #define BASE_MAC_SDK_FORWARD_DECLARATIONS_H_
 
 #import <AppKit/AppKit.h>
+#import <CoreBluetooth/CoreBluetooth.h>
 #import <CoreWLAN/CoreWLAN.h>
 #import <ImageCaptureCore/ImageCaptureCore.h>
 #import <IOBluetooth/IOBluetooth.h>