diff --git a/android/config.go b/android/config.go
index ddad1f532..8e01e186b 100644
--- a/android/config.go
+++ b/android/config.go
@@ -1194,10 +1194,6 @@ func (c *deviceConfig) DeviceKernelHeaderDirs() []string {
 	return c.config.productVariables.DeviceKernelHeaders
 }
 
-func (c *deviceConfig) SamplingPGO() bool {
-	return Bool(c.config.productVariables.SamplingPGO)
-}
-
 // JavaCoverageEnabledForPath returns whether Java code coverage is enabled for
 // path. Coverage is enabled by default when the product variable
 // JavaCoveragePaths is empty. If JavaCoveragePaths is not empty, coverage is
diff --git a/android/variable.go b/android/variable.go
index 7548748dc..0d646f500 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -301,8 +301,6 @@ type productVariables struct {
 	ClangTidy  *bool   `json:",omitempty"`
 	TidyChecks *string `json:",omitempty"`
 
-	SamplingPGO *bool `json:",omitempty"`
-
 	JavaCoveragePaths        []string `json:",omitempty"`
 	JavaCoverageExcludePaths []string `json:",omitempty"`
 
diff --git a/cc/pgo.go b/cc/pgo.go
index e78549e7b..cd017c446 100644
--- a/cc/pgo.go
+++ b/cc/pgo.go
@@ -96,10 +96,6 @@ func (props *PgoProperties) addInstrumentationProfileGatherFlags(ctx ModuleConte
 	flags.Local.LdFlags = append(flags.Local.LdFlags, profileInstrumentFlag)
 	return flags
 }
-func (props *PgoProperties) addSamplingProfileGatherFlags(ctx ModuleContext, flags Flags) Flags {
-	flags.Local.CFlags = append(flags.Local.CFlags, props.Pgo.Cflags...)
-	return flags
-}
 
 func (props *PgoProperties) getPgoProfileFile(ctx BaseModuleContext) android.OptionalPath {
 	profileFile := *props.Pgo.Profile_file
@@ -313,10 +309,6 @@ func (pgo *pgo) flags(ctx ModuleContext, flags Flags) Flags {
 	if (props.ShouldProfileModule && props.isInstrumentation()) || props.PgoInstrLink {
 		// Instrumentation PGO use and gather flags cannot coexist.
 		return props.addInstrumentationProfileGatherFlags(ctx, flags)
-	} else if props.ShouldProfileModule && props.isSampling() {
-		flags = props.addSamplingProfileGatherFlags(ctx, flags)
-	} else if ctx.DeviceConfig().SamplingPGO() {
-		flags = props.addSamplingProfileGatherFlags(ctx, flags)
 	}
 
 	if !ctx.Config().IsEnvTrue("ANDROID_PGO_NO_PROFILE_USE") {