Remove infrastructure to run bp2build

Bug: 315353489
Test: m blueprint_tests
Change-Id: Idcf6377d389b94c39e4e6ff4b8efa8a9f9e78b17
diff --git a/android/config.go b/android/config.go
index 9293505..0fec792 100644
--- a/android/config.go
+++ b/android/config.go
@@ -84,21 +84,13 @@
 	SoongOutDir    string
 	SoongVariables string
 
-	SymlinkForestMarker string
-	Bp2buildMarker      string
-	BazelQueryViewDir   string
-	ModuleGraphFile     string
-	ModuleActionsFile   string
-	DocFile             string
+	BazelQueryViewDir string
+	ModuleGraphFile   string
+	ModuleActionsFile string
+	DocFile           string
 
 	MultitreeBuild bool
 
-	BazelMode                bool
-	BazelModeStaging         bool
-	BazelForceEnabledModules string
-
-	UseBazelProxy bool
-
 	BuildFromSourceStub bool
 
 	EnsureAllowlistIntegrity bool
@@ -109,12 +101,6 @@
 	// Don't use bazel at all during module analysis.
 	AnalysisNoBazel SoongBuildMode = iota
 
-	// Symlink fores mode: merge two directory trees into a symlink forest
-	SymlinkForest
-
-	// Bp2build mode: Generate BUILD files from blueprint files and exit.
-	Bp2build
-
 	// Generate BUILD files which faithfully represent the dependency graph of
 	// blueprint modules. Individual BUILD targets will not, however, faitfhully
 	// express build semantics.
@@ -125,15 +111,6 @@
 
 	// Generate a documentation file for module type definitions and exit.
 	GenerateDocFile
-
-	// Use bazel during analysis of a few allowlisted build modules. The allowlist
-	// is considered "staging, as these are modules being prepared to be released
-	// into prod mode shortly after.
-	BazelStagingMode
-
-	// Use bazel during analysis of build modules from an allowlist carefully
-	// curated by the build team to be proven stable.
-	BazelProdMode
 )
 
 // SoongOutDir returns the build output directory for the configuration.
@@ -265,10 +242,6 @@
 	// Only available on configs created by TestConfig
 	TestProductVariables *ProductVariables
 
-	// A specialized context object for Bazel/Soong mixed builds and migration
-	// purposes.
-	BazelContext BazelContext
-
 	ProductVariablesFileName string
 
 	// BuildOS stores the OsType for the OS that the build is running on.
@@ -310,9 +283,7 @@
 	fs         pathtools.FileSystem
 	mockBpList string
 
-	BuildMode                      SoongBuildMode
-	Bp2buildPackageConfig          Bp2BuildConversionAllowlist
-	Bp2buildSoongConfigDefinitions soongconfig.Bp2BuildSoongConfigDefinitions
+	BuildMode SoongBuildMode
 
 	// If MultitreeBuild is true then this is one inner tree of a multitree
 	// build directed by the multitree orchestrator.
@@ -328,29 +299,6 @@
 
 	OncePer
 
-	// These fields are only used for metrics collection. A module should be added
-	// to these maps only if its implementation supports Bazel handling in mixed
-	// builds. A module being in the "enabled" list indicates that there is a
-	// variant of that module for which bazel-handling actually took place.
-	// A module being in the "disabled" list indicates that there is a variant of
-	// that module for which bazel-handling was denied.
-	mixedBuildsLock           sync.Mutex
-	mixedBuildEnabledModules  map[string]struct{}
-	mixedBuildDisabledModules map[string]struct{}
-
-	// These are modules to be built with Bazel beyond the allowlisted/build-mode
-	// specified modules. They are passed via the command-line flag
-	// "--bazel-force-enabled-modules"
-	bazelForceEnabledModules map[string]struct{}
-
-	// Names of Bazel targets as defined by BUILD files in the source tree,
-	// keyed by the directory in which they are defined.
-	bazelTargetsByDir map[string][]string
-
-	// If true, for any requests to Bazel, communicate with a Bazel proxy using
-	// unix sockets, instead of spawning Bazel as a subprocess.
-	UseBazelProxy bool
-
 	// If buildFromSourceStub is true then the Java API stubs are
 	// built from the source Java files, not the signature text files.
 	buildFromSourceStub bool
@@ -561,14 +509,10 @@
 		runGoTests:        cmdArgs.RunGoTests,
 		multilibConflicts: make(map[ArchType]bool),
 
-		moduleListFile:            cmdArgs.ModuleListFile,
-		fs:                        pathtools.NewOsFs(absSrcDir),
-		mixedBuildDisabledModules: make(map[string]struct{}),
-		mixedBuildEnabledModules:  make(map[string]struct{}),
-		bazelForceEnabledModules:  make(map[string]struct{}),
+		moduleListFile: cmdArgs.ModuleListFile,
+		fs:             pathtools.NewOsFs(absSrcDir),
 
 		MultitreeBuild: cmdArgs.MultitreeBuild,
-		UseBazelProxy:  cmdArgs.UseBazelProxy,
 
 		buildFromSourceStub: cmdArgs.BuildFromSourceStub,
 	}
@@ -661,28 +605,9 @@
 			config.BuildMode = mode
 		}
 	}
-	setBazelMode := func(arg bool, argName string, mode SoongBuildMode) {
-		if arg {
-			if config.BuildMode != AnalysisNoBazel {
-				fmt.Fprintf(os.Stderr, "buildMode is already set, illegal argument: %s", argName)
-				os.Exit(1)
-			}
-			config.BuildMode = mode
-		}
-	}
-	setBuildMode(cmdArgs.SymlinkForestMarker, SymlinkForest)
-	setBuildMode(cmdArgs.Bp2buildMarker, Bp2build)
 	setBuildMode(cmdArgs.BazelQueryViewDir, GenerateQueryView)
 	setBuildMode(cmdArgs.ModuleGraphFile, GenerateModuleGraph)
 	setBuildMode(cmdArgs.DocFile, GenerateDocFile)
-	setBazelMode(cmdArgs.BazelMode, "--bazel-mode", BazelProdMode)
-	setBazelMode(cmdArgs.BazelModeStaging, "--bazel-mode-staging", BazelStagingMode)
-
-	for _, module := range getForceEnabledModulesFromFlag(cmdArgs.BazelForceEnabledModules) {
-		config.bazelForceEnabledModules[module] = struct{}{}
-	}
-	config.BazelContext, err = NewBazelContext(config)
-	config.Bp2buildPackageConfig = GetBp2BuildAllowList()
 
 	// TODO(b/276958307): Replace the hardcoded list to a sdk_library local prop.
 	config.apiLibraries = map[string]struct{}{
@@ -719,13 +644,6 @@
 	return Config{config}, err
 }
 
-func getForceEnabledModulesFromFlag(forceEnabledFlag string) []string {
-	if forceEnabledFlag == "" {
-		return []string{}
-	}
-	return strings.Split(forceEnabledFlag, ",")
-}
-
 // mockFileSystem replaces all reads with accesses to the provided map of
 // filenames to contents stored as a byte slice.
 func (c *config) mockFileSystem(bp string, fs map[string][]byte) {
@@ -756,41 +674,6 @@
 	c.mockBpList = blueprint.MockModuleListFile
 }
 
-// TODO(b/265062549): Add a field to our collected (and uploaded) metrics which
-// describes a reason that we fell back to non-mixed builds.
-// Returns true if "Bazel builds" is enabled. In this mode, part of build
-// analysis is handled by Bazel.
-func (c *config) IsMixedBuildsEnabled() bool {
-	globalMixedBuildsSupport := c.Once(OnceKey{"globalMixedBuildsSupport"}, func() interface{} {
-		if c.productVariables.DeviceArch != nil && *c.productVariables.DeviceArch == "riscv64" {
-			return false
-		}
-		// Disable Bazel when Kythe is running
-		if c.EmitXrefRules() {
-			return false
-		}
-		if c.IsEnvTrue("GLOBAL_THINLTO") {
-			return false
-		}
-		if len(c.productVariables.SanitizeHost) > 0 {
-			return false
-		}
-		if len(c.productVariables.SanitizeDevice) > 0 {
-			return false
-		}
-		if len(c.productVariables.SanitizeDeviceDiag) > 0 {
-			return false
-		}
-		if len(c.productVariables.SanitizeDeviceArch) > 0 {
-			return false
-		}
-		return true
-	}).(bool)
-
-	bazelModeEnabled := c.BuildMode == BazelProdMode || c.BuildMode == BazelStagingMode
-	return globalMixedBuildsSupport && bazelModeEnabled
-}
-
 func (c *config) SetAllowMissingDependencies() {
 	c.productVariables.Allow_missing_dependencies = proptools.BoolPtr(true)
 }
@@ -1066,8 +949,6 @@
 // DefaultAppTargetSdk returns the API level that platform apps are targeting.
 // This converts a codename to the exact ApiLevel it represents.
 func (c *config) DefaultAppTargetSdk(ctx EarlyModuleContext) ApiLevel {
-	// This logic is replicated in starlark, if changing logic here update starlark code too
-	// https://cs.android.com/android/platform/superproject/+/master:build/bazel/rules/common/api.bzl;l=72;drc=231c7e8c8038fd478a79eb68aa5b9f5c64e0e061
 	if Bool(c.productVariables.Platform_sdk_final) {
 		return c.PlatformSdkVersion()
 	}
@@ -1425,10 +1306,6 @@
 	return String(c.productVariables.PrebuiltHiddenApiDir)
 }
 
-func (c *config) BazelModulesForceEnabledByFlag() map[string]struct{} {
-	return c.bazelForceEnabledModules
-}
-
 func (c *config) IsVndkDeprecated() bool {
 	return !Bool(c.productVariables.KeepVndk)
 }
@@ -2041,38 +1918,6 @@
 	return Bool(c.productVariables.HostMusl)
 }
 
-func (c *config) GetMixedBuildsEnabledModules() map[string]struct{} {
-	return c.mixedBuildEnabledModules
-}
-
-func (c *config) GetMixedBuildsDisabledModules() map[string]struct{} {
-	return c.mixedBuildDisabledModules
-}
-
-func (c *config) LogMixedBuild(ctx BaseModuleContext, useBazel bool) {
-	moduleName := ctx.Module().Name()
-	c.mixedBuildsLock.Lock()
-	defer c.mixedBuildsLock.Unlock()
-	if useBazel {
-		c.mixedBuildEnabledModules[moduleName] = struct{}{}
-	} else {
-		c.mixedBuildDisabledModules[moduleName] = struct{}{}
-	}
-}
-
-func (c *config) HasBazelBuildTargetInSource(dir string, target string) bool {
-	for _, existingTarget := range c.bazelTargetsByDir[dir] {
-		if target == existingTarget {
-			return true
-		}
-	}
-	return false
-}
-
-func (c *config) SetBazelBuildFileTargets(bazelTargetsByDir map[string][]string) {
-	c.bazelTargetsByDir = bazelTargetsByDir
-}
-
 // ApiSurfaces directory returns the source path inside the api_surfaces repo
 // (relative to workspace root).
 func (c *config) ApiSurfacesDir(s ApiSurface, version string) string {
@@ -2106,12 +1951,6 @@
 	c.productVariables.Build_from_text_stub = boolPtr(b)
 }
 
-func (c *config) AddForceEnabledModules(forceEnabled []string) {
-	for _, forceEnabledModule := range forceEnabled {
-		c.bazelForceEnabledModules[forceEnabledModule] = struct{}{}
-	}
-}
-
 func (c *config) SetApiLibraries(libs []string) {
 	c.apiLibraries = make(map[string]struct{})
 	for _, lib := range libs {
@@ -2123,11 +1962,6 @@
 	return c.apiLibraries
 }
 
-// Bp2buildMode indicates whether the config is for bp2build mode of Soong
-func (c *config) Bp2buildMode() bool {
-	return c.BuildMode == Bp2build
-}
-
 func (c *deviceConfig) CheckVendorSeappViolations() bool {
 	return Bool(c.config.productVariables.CheckVendorSeappViolations)
 }