Revert "rust: Only allow bindgen to produce rlibs."

This reverts commit 53a452d1ff.

Reason for revert: Broken build

Change-Id: I4c1c6f2166c3729ef1916ad7c21e32599c5e692f

rust/bindgen.go

@@ -299,15 +299,7 @@ func NewRustBindgen(hod android.HostOrDeviceSupported) (*Module, *bindgenDecorat
 		ClangProperties:    cc.RustBindgenClangProperties{},
 	}
 
-	module := NewSourceProviderModule(hod, bindgen, false, true)
-
-	android.AddLoadHook(module, func(ctx android.LoadHookContext) {
-		type stub_props struct {
-			Visibility []string
-		}
-		props := &stub_props{[]string{":__subpackages__"}}
-		ctx.PrependProperties(props)
-	})
+	module := NewSourceProviderModule(hod, bindgen, false)
 
 	return module, bindgen
 }

rust/protobuf.go

@@ -238,7 +238,7 @@ func NewRustProtobuf(hod android.HostOrDeviceSupported) (*Module, *protobufDecor
 		Properties:         ProtobufProperties{},
 	}
 
-	module := NewSourceProviderModule(hod, protobuf, false, false)
+	module := NewSourceProviderModule(hod, protobuf, false)
 
 	return module, protobuf
 }

rust/source_provider.go

@@ -65,12 +65,9 @@ func NewSourceProvider() *BaseSourceProvider {
 	}
 }
 
-func NewSourceProviderModule(hod android.HostOrDeviceSupported, sourceProvider SourceProvider, enableLints bool, rlibOnly bool) *Module {
+func NewSourceProviderModule(hod android.HostOrDeviceSupported, sourceProvider SourceProvider, enableLints bool) *Module {
 	_, library := NewRustLibrary(hod)
 	library.BuildOnlyRust()
-	if rlibOnly {
-		library.BuildOnlyRlib()
-	}
 	library.sourceProvider = sourceProvider
 
 	module := newModule(hod, android.MultilibBoth)