bpfix: remove hidl_interface types

These were needed to create/track dependencies, but since we use src
jars now, they are no longer needed.

Test: bpfix_test
Change-Id: Ife7942f937cf94c66547af92821a4c11bd747e3f

bpfix/bpfix/bpfix.go

@@ -120,6 +120,10 @@ var fixSteps = []FixStep{
 		Name: "removeEmptyLibDependencies",
 		Fix:  removeEmptyLibDependencies,
 	},
+	{
+		Name: "removeHidlInterfaceTypes",
+		Fix:  removeHidlInterfaceTypes,
+	},
 }
 
 func NewFixRequest() FixRequest {
@@ -698,6 +702,18 @@ func removeEmptyLibDependencies(f *Fixer) error {
 	return nil
 }
 
+// Removes hidl_interface 'types' which are no longer needed
+func removeHidlInterfaceTypes(f *Fixer) error {
+	for _, def := range f.tree.Defs {
+		mod, ok := def.(*parser.Module)
+		if !(ok && mod.Type == "hidl_interface") {
+			continue
+		}
+		removeProperty(mod, "types")
+	}
+	return nil
+}
+
 // Converts the default source list property, 'srcs', to a single source property with a given name.
 // "LOCAL_MODULE" reference is also resolved during the conversion process.
 func convertToSingleSource(mod *parser.Module, srcPropertyName string) {

bpfix/bpfix/bpfix_test.go

@@ -887,3 +887,34 @@ func TestRemoveEmptyLibDependencies(t *testing.T) {
 		})
 	}
 }
+
+func TestRemoveHidlInterfaceTypes(t *testing.T) {
+	tests := []struct {
+		name string
+		in   string
+		out  string
+	}{
+		{
+			name: "remove types",
+			in: `
+				hidl_interface {
+					name: "foo@1.0",
+					types: ["ParcelFooBar"],
+				}
+			`,
+			out: `
+				hidl_interface {
+					name: "foo@1.0",
+
+				}
+			`,
+		},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			runPass(t, test.in, test.out, func(fixer *Fixer) error {
+				return removeHidlInterfaceTypes(fixer)
+			})
+		})
+	}
+}