Merge "Support asan/hwasan versions of prebuilts."
diff --git a/android/module.go b/android/module.go
index 056b0a5..822e5bd 100644
--- a/android/module.go
+++ b/android/module.go
@@ -435,7 +435,7 @@
 	HostRequiredModuleNames() []string
 	TargetRequiredModuleNames() []string
 
-	filesToInstall() InstallPaths
+	FilesToInstall() InstallPaths
 }
 
 // Qualified id for a module
@@ -1241,14 +1241,14 @@
 	// TODO(ccross): we need to use WalkDeps and have some way to know which dependencies require installation
 	ctx.VisitDepsDepthFirst(func(m blueprint.Module) {
 		if a, ok := m.(Module); ok {
-			result = append(result, a.filesToInstall()...)
+			result = append(result, a.FilesToInstall()...)
 		}
 	})
 
 	return result
 }
 
-func (m *ModuleBase) filesToInstall() InstallPaths {
+func (m *ModuleBase) FilesToInstall() InstallPaths {
 	return m.installFiles
 }
 
diff --git a/android/test_suites.go b/android/test_suites.go
index 34e487e..19444a8 100644
--- a/android/test_suites.go
+++ b/android/test_suites.go
@@ -41,7 +41,7 @@
 					files[testSuite] = make(map[string]InstallPaths)
 				}
 				name := ctx.ModuleName(m)
-				files[testSuite][name] = append(files[testSuite][name], tsm.filesToInstall()...)
+				files[testSuite][name] = append(files[testSuite][name], tsm.FilesToInstall()...)
 			}
 		}
 	})
diff --git a/android/variable.go b/android/variable.go
index d752aec..a9495cc 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -390,7 +390,7 @@
 		AAPTPrebuiltDPI:     []string{"xhdpi", "xxhdpi"},
 
 		Malloc_not_svelte:            boolPtr(true),
-		Malloc_zero_contents:         boolPtr(false),
+		Malloc_zero_contents:         boolPtr(true),
 		Malloc_pattern_fill_contents: boolPtr(false),
 		Safestack:                    boolPtr(false),
 	}
diff --git a/java/androidmk.go b/java/androidmk.go
index f72ee37..c21c83a 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -549,9 +549,6 @@
 				if dstubs.annotationsZip != nil {
 					entries.SetPath("LOCAL_DROIDDOC_ANNOTATIONS_ZIP", dstubs.annotationsZip)
 				}
-				if dstubs.jdiffDocZip != nil {
-					entries.SetPath("LOCAL_DROIDDOC_JDIFF_DOC_ZIP", dstubs.jdiffDocZip)
-				}
 				if dstubs.metadataZip != nil {
 					entries.SetPath("LOCAL_DROIDDOC_METADATA_ZIP", dstubs.metadataZip)
 				}
diff --git a/java/droiddoc.go b/java/droiddoc.go
index b3bb5ab..923a263 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -274,10 +274,6 @@
 	// if set to true, collect the values used by the Dev tools and
 	// write them in files packaged with the SDK. Defaults to false.
 	Write_sdk_values *bool
-
-	// If set to true, .xml based public API file will be also generated, and
-	// JDiff tool will be invoked to genreate javadoc files. Defaults to false.
-	Jdiff_enabled *bool
 }
 
 //
@@ -586,9 +582,8 @@
 	srcFiles = filterByPackage(srcFiles, j.properties.Filter_packages)
 
 	// While metalava needs package html files, it does not need them to be explicit on the command
-	// line. More importantly, the metalava rsp file is also used by the subsequent jdiff action if
-	// jdiff_enabled=true. javadoc complains if it receives html files on the command line. The filter
-	// below excludes html files from the rsp file for both metalava and jdiff. Note that the html
+	// line. javadoc complains if it receives html files on the command line. The filter
+	// below excludes html files from the rsp file metalava. Note that the html
 	// files are still included as implicit inputs for successful remote execution and correct
 	// incremental builds.
 	filterHtml := func(srcs []android.Path) []android.Path {
@@ -1023,9 +1018,6 @@
 
 	apiFilePath android.Path
 
-	jdiffDocZip      android.WritablePath
-	jdiffStubsSrcJar android.WritablePath
-
 	metadataZip android.WritablePath
 	metadataDir android.WritablePath
 }
@@ -1258,26 +1250,6 @@
 	})
 }
 
-func (d *Droidstubs) apiToXmlFlags(ctx android.ModuleContext, cmd *android.RuleBuilderCommand) {
-	if Bool(d.properties.Jdiff_enabled) && d.apiFile != nil {
-		if d.apiFile.String() == "" {
-			ctx.ModuleErrorf("API signature file has to be specified in Metalava when jdiff is enabled.")
-		}
-
-		d.apiXmlFile = android.PathForModuleOut(ctx, ctx.ModuleName()+"_api.xml")
-		cmd.FlagWithOutput("--api-xml ", d.apiXmlFile)
-
-		if String(d.properties.Check_api.Last_released.Api_file) == "" {
-			ctx.PropertyErrorf("check_api.last_released.api_file",
-				"has to be non-empty if jdiff was enabled!")
-		}
-
-		lastReleasedApi := android.PathForModuleSrc(ctx, String(d.properties.Check_api.Last_released.Api_file))
-		d.lastReleasedApiXmlFile = android.PathForModuleOut(ctx, ctx.ModuleName()+"_last_released_api.xml")
-		cmd.FlagWithInput("--convert-to-jdiff ", lastReleasedApi).Output(d.lastReleasedApiXmlFile)
-	}
-}
-
 func metalavaCmd(ctx android.ModuleContext, rule *android.RuleBuilder, javaVersion javaVersion, srcs android.Paths,
 	srcJarList android.Path, bootclasspath, classpath classpath, sourcepaths android.Paths, implicitsRsp android.WritablePath, sandbox bool) *android.RuleBuilderCommand {
 	// Metalava uses lots of memory, restrict the number of metalava jobs that can run in parallel.
@@ -1386,7 +1358,6 @@
 	d.annotationsFlags(ctx, cmd)
 	d.inclusionAnnotationsFlags(ctx, cmd)
 	d.apiLevelsAnnotationsFlags(ctx, cmd)
-	d.apiToXmlFlags(ctx, cmd)
 
 	if android.InList("--generate-documentation", d.Javadoc.args) {
 		// Currently Metalava have the ability to invoke Javadoc in a seperate process.
@@ -1663,74 +1634,6 @@
 
 		rule.Build(pctx, ctx, "nullabilityWarningsCheck", "nullability warnings check")
 	}
-
-	if Bool(d.properties.Jdiff_enabled) {
-		if len(d.Javadoc.properties.Out) > 0 {
-			ctx.PropertyErrorf("out", "out property may not be combined with jdiff")
-		}
-
-		outDir := android.PathForModuleOut(ctx, "jdiff-out")
-		srcJarDir := android.PathForModuleOut(ctx, "jdiff-srcjars")
-		stubsDir := android.PathForModuleOut(ctx, "jdiff-stubsDir")
-
-		rule := android.NewRuleBuilder()
-
-		// Please sync with android-api-council@ before making any changes for the name of jdiffDocZip below
-		// since there's cron job downstream that fetch this .zip file periodically.
-		// See b/116221385 for reference.
-		d.jdiffDocZip = android.PathForModuleOut(ctx, ctx.ModuleName()+"-"+"jdiff-docs.zip")
-		d.jdiffStubsSrcJar = android.PathForModuleOut(ctx, ctx.ModuleName()+"-"+"jdiff-stubs.srcjar")
-
-		jdiff := android.PathForOutput(ctx, "host", ctx.Config().PrebuiltOS(), "framework", "jdiff.jar")
-
-		rule.Command().Text("rm -rf").Text(outDir.String()).Text(stubsDir.String())
-		rule.Command().Text("mkdir -p").Text(outDir.String()).Text(stubsDir.String())
-
-		srcJarList := zipSyncCmd(ctx, rule, srcJarDir, d.Javadoc.srcJars)
-
-		cmd := javadocBootclasspathCmd(ctx, rule, d.Javadoc.srcFiles, outDir, srcJarDir, srcJarList,
-			deps.bootClasspath, deps.classpath, d.sourcepaths)
-
-		cmd.Flag("-J-Xmx1600m").
-			Flag("-XDignore.symbol.file").
-			FlagWithArg("-doclet ", "jdiff.JDiff").
-			FlagWithInput("-docletpath ", jdiff).
-			Flag("-quiet")
-
-		if d.apiXmlFile != nil {
-			cmd.FlagWithArg("-newapi ", strings.TrimSuffix(d.apiXmlFile.Base(), d.apiXmlFile.Ext())).
-				FlagWithArg("-newapidir ", filepath.Dir(d.apiXmlFile.String())).
-				Implicit(d.apiXmlFile)
-		}
-
-		if d.lastReleasedApiXmlFile != nil {
-			cmd.FlagWithArg("-oldapi ", strings.TrimSuffix(d.lastReleasedApiXmlFile.Base(), d.lastReleasedApiXmlFile.Ext())).
-				FlagWithArg("-oldapidir ", filepath.Dir(d.lastReleasedApiXmlFile.String())).
-				Implicit(d.lastReleasedApiXmlFile)
-		}
-
-		rule.Command().
-			BuiltTool(ctx, "soong_zip").
-			Flag("-write_if_changed").
-			Flag("-d").
-			FlagWithOutput("-o ", d.jdiffDocZip).
-			FlagWithArg("-C ", outDir.String()).
-			FlagWithArg("-D ", outDir.String())
-
-		rule.Command().
-			BuiltTool(ctx, "soong_zip").
-			Flag("-write_if_changed").
-			Flag("-jar").
-			FlagWithOutput("-o ", d.jdiffStubsSrcJar).
-			FlagWithArg("-C ", stubsDir.String()).
-			FlagWithArg("-D ", stubsDir.String())
-
-		rule.Restat()
-
-		zipSyncCleanupCmd(rule, srcJarDir)
-
-		rule.Build(pctx, ctx, "jdiff", "jdiff")
-	}
 }
 
 //
diff --git a/ui/metrics/metrics_proto/regen.sh b/ui/metrics/metrics_proto/regen.sh
index 343c638..8eb2d74 100755
--- a/ui/metrics/metrics_proto/regen.sh
+++ b/ui/metrics/metrics_proto/regen.sh
@@ -1,3 +1,17 @@
 #!/bin/bash
 
-aprotoc --go_out=paths=source_relative:. metrics.proto
+# Generates the golang source file of metrics.proto protobuf file.
+
+set -e
+
+function die() { echo "ERROR: $1" >&2; exit 1; }
+
+readonly error_msg="Maybe you need to run 'lunch aosp_arm-eng && m aprotoc blueprint_tools'?"
+
+if ! hash aprotoc &>/dev/null; then
+  die "could not find aprotoc. ${error_msg}"
+fi
+
+if ! aprotoc --go_out=paths=source_relative:. metrics.proto; then
+  die "build failed. ${error_msg}"
+fi