Merge "Don't build bspatch executable for Android target."

Android.bp

@@ -76,8 +76,8 @@ cc_library_static {
     ],
 }
 
-// Host and target Executables.
-cc_binary {
+// Host executables: bsdiff and bspatch are only built for the host.
+cc_binary_host {
     name: "bspatch",
     defaults: ["bsdiff_defaults"],
 
@@ -89,7 +89,6 @@ cc_binary {
     ],
 }
 
-// Host executables, bsdiff is only built for the host.
 cc_binary_host {
     name: "bsdiff",
     defaults: ["bsdiff_defaults"],