Make testSdkResult compatible with android.TestResult

This change makes it easier to switch the sdk package over to using the
new fixture mechanism by removing inconsistencies between the
testSdkResult and TestResult structures.

Bug: 181070625
Test: m nothing
Change-Id: Ic4c06e08ea5060fd09123f2ca65580e18b4d2ef6

sdk/testing.go

@@ -136,9 +136,8 @@ func runTests(t *testing.T, ctx *android.TestContext, config android.Config) *te
 	_, errs = ctx.PrepareBuildActions(config)
 	android.FailIfErrored(t, errs)
 	return &testSdkResult{
-		TestHelper: android.TestHelper{T: t},
-		ctx:        ctx,
-		config:     config,
+		TestHelper:  android.TestHelper{T: t},
+		TestContext: ctx,
 	}
 }
 
@@ -184,8 +183,7 @@ func pathsToStrings(paths android.Paths) []string {
 // checking the state of the build structures.
 type testSdkResult struct {
 	android.TestHelper
-	ctx    *android.TestContext
-	config android.Config
+	*android.TestContext
 }
 
 // Analyse the sdk build rules to extract information about what it is doing.
@@ -257,11 +255,7 @@ func (r *testSdkResult) getSdkSnapshotBuildInfo(sdk *sdk) *snapshotBuildInfo {
 }
 
 func (r *testSdkResult) Module(name string, variant string) android.Module {
-	return r.ctx.ModuleForTests(name, variant).Module()
-}
-
-func (r *testSdkResult) ModuleForTests(name string, variant string) android.TestingModule {
-	return r.ctx.ModuleForTests(name, variant)
+	return r.ModuleForTests(name, variant).Module()
 }
 
 // Check the snapshot build rules.