cronet: delete option to disable cronet in tm-mainline-prod

With the release cut of the July train and the recent automerger
cutover, tm-mainline-prod is now officially an abandoned branch.

This change deletes (most) infrastructure that was put in place to
disable cronet on tm-mainline-prod.

Test: builds
Change-Id: I078f2114b736a634f08d8f704c19beb2224ef645

Cronet/tests/common/Android.bp

@@ -26,7 +26,6 @@ package {
 // go with merging NetHttp and Tethering targets.
 android_test {
     name: "NetHttpCoverageTests",
-    defaults: ["CronetTestJavaDefaults"],
     enforce_default_target_sdk_version: true,
     min_sdk_version: "30",
     test_suites: ["general-tests", "mts-tethering"],

Cronet/tests/cts/Android.bp

@@ -18,38 +18,10 @@ package {
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
-// cronet_test_java_defaults can be used to specify a java_defaults target that
-// either enables or disables Cronet tests. This is used to disable Cronet
-// tests on tm-mainline-prod where the required APIs are not present.
-cronet_test_java_defaults = "CronetTestJavaDefaultsEnabled"
-// This is a placeholder comment to avoid merge conflicts
-// as cronet_test_java_defaults may have different values
-// depending on the branch
-
-java_defaults {
-    name: "CronetTestJavaDefaultsEnabled",
-    enabled: true,
-    // TODO(danstahr): move to unconditional static_libs once the T branch is abandoned
-    static_libs: [
-        "truth",
-    ],
-}
-
-java_defaults {
-    name: "CronetTestJavaDefaultsDisabled",
-    enabled: false,
-}
-
-java_defaults {
-    name: "CronetTestJavaDefaults",
-    defaults: [cronet_test_java_defaults],
-}
-
 android_library {
     name: "CtsNetHttpTestsLib",
     defaults: [
         "cts_defaults",
-        "CronetTestJavaDefaults",
     ],
     sdk_version: "test_current",
     min_sdk_version: "30",
@@ -61,10 +33,11 @@ android_library {
         "androidx.test.ext.junit",
         "ctstestrunner-axt",
         "ctstestserver",
-        "junit",
         "hamcrest-library",
+        "junit",
         "kotlin-test",
         "mockito-target",
+        "truth",
     ],
     libs: [
         "android.test.base",
@@ -79,7 +52,6 @@ android_test {
     name: "CtsNetHttpTestCases",
     defaults: [
         "cts_defaults",
-        "CronetTestJavaDefaults",
     ],
     sdk_version: "test_current",
     static_libs: ["CtsNetHttpTestsLib"],

Cronet/tests/mts/Android.bp

@@ -19,7 +19,6 @@ package {
 
 java_genrule {
     name: "net-http-test-jarjar-rules",
-    defaults: ["CronetTestJavaDefaults"],
     tool_files: [
         ":NetHttpTestsLibPreJarJar{.jar}",
         "jarjar_excludes.txt",
@@ -37,7 +36,6 @@ java_genrule {
 
 android_library {
     name: "NetHttpTestsLibPreJarJar",
-    defaults: ["CronetTestJavaDefaults"],
     srcs: [":cronet_aml_javatests_sources"],
     sdk_version: "module_current",
     min_sdk_version: "30",
@@ -46,6 +44,7 @@ android_library {
         "androidx.test.ext.junit",
         "androidx.test.rules",
         "junit",
+        "truth",
     ],
     libs: [
         "android.test.base",
@@ -59,7 +58,6 @@ android_library {
 android_test {
      name: "NetHttpTests",
      defaults: [
-        "CronetTestJavaDefaults",
         "mts-target-sdk-version-current",
      ],
      static_libs: ["NetHttpTestsLibPreJarJar"],

Tethering/apex/Android.bp

@@ -57,22 +57,8 @@ enable_tethering_next_apex = true
 // as the above target may have different "enabled" values
 // depending on the branch
 
-// cronet_in_tethering_apex_defaults can be used to specify an apex_defaults target that either
-// enables or disables inclusion of Cronet in the Tethering apex. This is used to disable Cronet
-// on tm-mainline-prod. Note: in order for Cronet APIs to work Cronet must also be enabled
-// by the cronet_java_*_defaults in common/TetheringLib/Android.bp.
-cronet_in_tethering_apex_defaults = "CronetInTetheringApexDefaultsEnabled"
-// This is a placeholder comment to avoid merge conflicts
-// as cronet_apex_defaults may have different values
-// depending on the branch
-
 apex_defaults {
     name: "CronetInTetheringApexDefaults",
-    defaults: [cronet_in_tethering_apex_defaults],
-}
-
-apex_defaults {
-    name: "CronetInTetheringApexDefaultsEnabled",
     jni_libs: [
         "cronet_aml_components_cronet_android_cronet",
         "//external/cronet/third_party/boringssl:libcrypto",
@@ -90,10 +76,6 @@ apex_defaults {
     },
 }
 
-apex_defaults {
-    name: "CronetInTetheringApexDefaultsDisabled",
-}
-
 apex {
     name: "com.android.tethering",
     defaults: [

Tethering/common/TetheringLib/Android.bp

@@ -17,16 +17,6 @@ package {
     default_applicable_licenses: ["Android-Apache-2.0"],
 }
 
-// Both cronet_java_defaults and cronet_java_prejarjar_defaults can be used to
-// specify a java_defaults target that either enables or disables Cronet. This
-// is used to disable Cronet on tm-mainline-prod.
-// Note: they must either both be enabled or disabled.
-cronet_java_defaults = "CronetJavaDefaultsEnabled"
-cronet_java_prejarjar_defaults = "CronetJavaPrejarjarDefaultsEnabled"
-// This is a placeholder comment to avoid merge conflicts
-// as cronet_defaults may have different values
-// depending on the branch
-
 java_sdk_library {
     name: "framework-tethering",
     defaults: [
@@ -69,11 +59,6 @@ java_sdk_library {
 
 java_defaults {
     name: "CronetJavaDefaults",
-    defaults: [cronet_java_defaults],
-}
-
-java_defaults {
-    name: "CronetJavaDefaultsEnabled",
     srcs: [":cronet_aml_api_sources"],
     libs: [
         "androidx.annotation_annotation",
@@ -83,22 +68,8 @@ java_defaults {
     ],
 }
 
-java_defaults {
-  name: "CronetJavaDefaultsDisabled",
-  api_dir: "cronet_disabled/api",
-}
-
 java_defaults {
   name: "CronetJavaPrejarjarDefaults",
-  defaults: [cronet_java_prejarjar_defaults],
-}
-
-java_defaults {
-  name: "CronetJavaPrejarjarDefaultsDisabled",
-}
-
-java_defaults {
-  name: "CronetJavaPrejarjarDefaultsEnabled",
   static_libs: [
     "cronet_aml_api_java",
     "cronet_aml_java"