Improve Zip File Scanning on Mac

chrome/test/data/safe_browsing/mach_o/Makefile

 # Copyright 2015 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.
 
 KEYCHAIN_PASSWORD=g0atMaster
 # This must match the commonName in codesign.cfg.
 KEYCHAIN_IDENTITY=untrusted@goat.local
 
 # Funcitons to add and remove codesigning identity to user's keychain. These 
 # are necessary since the codesign utility no longer supports the -k option,
@@ skipping 47 matching lines @@
         codesign -s $(KEYCHAIN_IDENTITY) $@ --all-architectures
         $(call post-build)
 
 signed-archive.dmg: test-bundle.app codesign.crt
         $(call pre-build)
         hdiutil create -srcfolder test-bundle.app -format UDZO -layout \
                 SPUD -volname "Signed Archive" -ov $@
         codesign -s $(KEYCHAIN_IDENTITY) $@
         $(call post-build)
 
+zipped-app-two-executables-one-signed.zip: executablefat signedexecutablefat
+        ditto base-bundle.app app-with-executables.app
+        ditto $< app-with-executables.app/Contents/MacOS/
+        ditto $(word 2,$^) app-with-executables.app/Contents/MacOS/
+        zip -r $@ app-with-executables.app
+        rm -r app-with-executables.app
+
 .PHONY: test-bundle.app
 test-bundle.app: signedexecutablefat libsigned64.dylib executable32
         $(call pre-build)
         ditto base-bundle.app $@
         ditto $< $@/Contents/MacOS/test-bundle
         ditto $(word 2,$^) $@/Contents/Frameworks/$(word 2,$^)
         ditto $(word 3,$^) $@/Contents/Resources/$(word 3,$^)
         codesign -f -s $(KEYCHAIN_IDENTITY) $@ --all-architectures \
                 --resource-rules ResourceRules
         $(call post-build)
@@ skipping 37 matching lines @@
 
 .PHONY: modified-localization.app
 modified-localization.app: test-bundle.app
         $(call pre-build)
         ditto $< $@
         echo "<xml/>" > $@/Contents/Resources/Base.lproj/InfoPlist.strings
         codesign -f -s $(KEYCHAIN_IDENTITY) $@ --all-architectures \
                 --resource-rules ResourceRules
         echo "CORRUPT" > $@/Contents/Resources/Base.lproj/InfoPlist.strings
         $(call post-build)