Remove PLATFORM_VERSION_FUTURE_CODENAMES

It has been wrong to split ALL_VERSIONS into exclusive two sets of
before/after TARGET_PLATFORM_VERSION.

And PLATFORM_VERSION_ALL_CODENAMES supports all *active* list of
non-finalized codenames.

Bug: 152960049
Test: m
Change-Id: I78ca88758998e440bea72ba2d56d90eea3ec99ae
diff --git a/android/api_levels.go b/android/api_levels.go
index 62a5fce..b6296d8 100644
--- a/android/api_levels.go
+++ b/android/api_levels.go
@@ -74,7 +74,7 @@
 			"P":     28,
 			"Q":     29,
 		}
-		for i, codename := range config.PlatformVersionCombinedCodenames() {
+		for i, codename := range config.PlatformVersionActiveCodenames() {
 			apiLevelsMap[codename] = baseApiLevel + i
 		}
 
diff --git a/android/config.go b/android/config.go
index c9d7dab..5e09214 100644
--- a/android/config.go
+++ b/android/config.go
@@ -649,22 +649,6 @@
 	return c.productVariables.Platform_version_active_codenames
 }
 
-// Codenames that are available in the branch but not included in the current
-// lunch target.
-func (c *config) PlatformVersionFutureCodenames() []string {
-	return c.productVariables.Platform_version_future_codenames
-}
-
-// All possible codenames in the current branch. NB: Not named AllCodenames
-// because "all" has historically meant "active" in make, and still does in
-// build.prop.
-func (c *config) PlatformVersionCombinedCodenames() []string {
-	combined := []string{}
-	combined = append(combined, c.PlatformVersionActiveCodenames()...)
-	combined = append(combined, c.PlatformVersionFutureCodenames()...)
-	return combined
-}
-
 func (c *config) ProductAAPTConfig() []string {
 	return c.productVariables.AAPTConfig
 }
diff --git a/android/variable.go b/android/variable.go
index 06bd4ed..4bc3d8a 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -149,7 +149,6 @@
 	Platform_sdk_codename                     *string  `json:",omitempty"`
 	Platform_sdk_final                        *bool    `json:",omitempty"`
 	Platform_version_active_codenames         []string `json:",omitempty"`
-	Platform_version_future_codenames         []string `json:",omitempty"`
 	Platform_vndk_version                     *string  `json:",omitempty"`
 	Platform_systemsdk_versions               []string `json:",omitempty"`
 	Platform_security_patch                   *string  `json:",omitempty"`
@@ -251,7 +250,7 @@
 	ClangTidy  *bool   `json:",omitempty"`
 	TidyChecks *string `json:",omitempty"`
 
-	SamplingPGO  *bool   `json:",omitempty"`
+	SamplingPGO *bool `json:",omitempty"`
 
 	NativeLineCoverage   *bool    `json:",omitempty"`
 	Native_coverage      *bool    `json:",omitempty"`
@@ -354,7 +353,6 @@
 		Platform_sdk_codename:             stringPtr("Q"),
 		Platform_sdk_final:                boolPtr(false),
 		Platform_version_active_codenames: []string{"Q"},
-		Platform_version_future_codenames: []string{"Q"},
 		Platform_vndk_version:             stringPtr("Q"),
 
 		HostArch:                   stringPtr("x86_64"),