Revert "Revert "Remove option to create boot image based on preloaded classes""

Test: make
Test: build/soong/scripts/build-ndk-prebuilts.sh

This reverts commit d3f688b521.

Change-Id: Ia8898d11d67e5f0c4d8886f13d29f5dbd5f8609b

dexpreopt/config.go

@@ -80,9 +80,7 @@ type GlobalConfig struct {
 
 	// Only used for boot image
 	DirtyImageObjects android.OptionalPath // path to a dirty-image-objects file
-	PreloadedClasses       android.OptionalPath // path to a preloaded-classes file
 	BootImageProfiles android.Paths        // path to a boot-image-profile.txt file
-	UseProfileForBootImage bool                 // whether a profile should be used to compile the boot image
 	BootFlags         string               // extra flags to pass to dex2oat for the boot image
 	Dex2oatImageXmx   string               // max heap size for dex2oat for the boot image
 	Dex2oatImageXms   string               // initial heap size for dex2oat for the boot image
@@ -183,7 +181,6 @@ func LoadGlobalConfig(ctx android.PathContext, path string) (GlobalConfig, []byt
 		// Copies of entries in GlobalConfig that are not constructable without extra parameters.  They will be
 		// used to construct the real value manually below.
 		DirtyImageObjects string
-		PreloadedClasses  string
 		BootImageProfiles []string
 
 		Tools struct {
@@ -206,7 +203,6 @@ func LoadGlobalConfig(ctx android.PathContext, path string) (GlobalConfig, []byt
 
 	// Construct paths that require a PathContext.
 	config.GlobalConfig.DirtyImageObjects = android.OptionalPathForPath(constructPath(ctx, config.DirtyImageObjects))
-	config.GlobalConfig.PreloadedClasses = android.OptionalPathForPath(constructPath(ctx, config.PreloadedClasses))
 	config.GlobalConfig.BootImageProfiles = constructPaths(ctx, config.BootImageProfiles)
 
 	config.GlobalConfig.Tools.Profman = constructPath(ctx, config.Tools.Profman)
@@ -321,9 +317,7 @@ func GlobalConfigForTests(ctx android.PathContext) GlobalConfig {
 		CpuVariant:                         nil,
 		InstructionSetFeatures:             nil,
 		DirtyImageObjects:                  android.OptionalPath{},
-		PreloadedClasses:                   android.OptionalPath{},
 		BootImageProfiles:                  nil,
-		UseProfileForBootImage:             false,
 		BootFlags:                          "",
 		Dex2oatImageXmx:                    "",
 		Dex2oatImageXms:                    "",

java/dexpreopt_bootjars.go

@@ -286,8 +286,6 @@ func buildBootImageRuleForArch(ctx android.SingletonContext, image *bootImage,
 	if profile != nil {
 		cmd.FlagWithArg("--compiler-filter=", "speed-profile")
 		cmd.FlagWithInput("--profile-file=", profile)
-	} else if global.PreloadedClasses.Valid() {
-		cmd.FlagWithInput("--image-classes=", global.PreloadedClasses.Path())
 	}
 
 	if global.DirtyImageObjects.Valid() {
@@ -374,7 +372,7 @@ Rebuild with ART_BOOT_IMAGE_EXTRA_ARGS="--runtime-arg -verbose:verifier" to see
 func bootImageProfileRule(ctx android.SingletonContext, image *bootImage, missingDeps []string) android.WritablePath {
 	global := dexpreoptGlobalConfig(ctx)
 
-	if !global.UseProfileForBootImage || ctx.Config().IsPdkBuild() || ctx.Config().UnbundledBuild() {
+	if global.DisableGenerateProfile || ctx.Config().IsPdkBuild() || ctx.Config().UnbundledBuild() {
 		return nil
 	}
 	return ctx.Config().Once(bootImageProfileRuleKey, func() interface{} {

java/dexpreopt_bootjars_test.go

@@ -62,6 +62,7 @@ func TestDexpreoptBootJars(t *testing.T) {
 	bootArt := dexpreoptBootJars.Output("boot.art")
 
 	expectedInputs := []string{
+		"dex_bootjars/boot.prof",
 		"dex_bootjars_input/foo.jar",
 		"dex_bootjars_input/bar.jar",
 		"dex_bootjars_input/baz.jar",

java/dexpreopt_config.go

@@ -50,6 +50,7 @@ func dexpreoptGlobalConfigRaw(ctx android.PathContext) globalConfigAndRaw {
 			// Nope, return a config with preopting disabled
 			return globalConfigAndRaw{dexpreopt.GlobalConfig{
 				DisablePreopt:          true,
+				DisableGenerateProfile: true,
 			}, nil}
 		})
 	}).(globalConfigAndRaw)