Merge changes I50417e69,I6892d81c,Id8846844,Ib22da8d4,Iad66f0d4

* changes:
  jni - dynamically link C++ - saves 43 kB
  libservice-connectivity - dynamically link c++ - saves 600 kB
  link libbase & libnetdutils dynamically - save ~17.5 kiB
  remove spurious headers
  libclat only depends on libbase_headers not libbase itself

Tethering/Android.bp

@@ -99,7 +99,6 @@ cc_library {
     ],
     min_sdk_version: "30",
     header_libs: [
-        "bpf_syscall_wrappers",
         "bpf_connectivity_headers",
     ],
     srcs: [

netd/Android.bp

@@ -31,12 +31,10 @@ cc_library {
         "BpfHandler.cpp",
         "NetdUpdatable.cpp",
     ],
-    static_libs: [
-        "libbase",
-        "libnetdutils",
-    ],
     shared_libs: [
+        "libbase",
         "liblog",
+        "libnetdutils",
     ],
     export_include_dirs: ["include"],
     header_abi_checker: {

service/Android.bp

@@ -33,7 +33,6 @@ cc_library_shared {
     srcs: [
         "jni/com_android_net_module_util/onload.cpp",
     ],
-    stl: "libc++_static",
     static_libs: [
         "libnet_utils_device_common_bpfjni",
     ],
@@ -61,21 +60,20 @@ cc_library_shared {
         "jni/com_android_server_TestNetworkService.cpp",
         "jni/onload.cpp",
     ],
-    stl: "libc++_static",
     header_libs: [
         "bpf_connectivity_headers",
         "libbase_headers",
     ],
     static_libs: [
-        "libbase",
         "libclat",
         "libip_checksum",
-        "libnetdutils",
         "libnetjniutils",
         "libtraffic_controller",
         "netd_aidl_interface-lateststable-ndk",
     ],
     shared_libs: [
+        "libbase",
+        "libnetdutils",
         "liblog",
         "libnativehelper",
     ],

service/native/Android.bp

@@ -26,11 +26,8 @@ cc_library {
     ],
     header_libs: [
         "bpf_connectivity_headers",
-        "bpf_headers",
-        "bpf_syscall_wrappers",
     ],
     static_libs: [
-        "libnetdutils",
         // TrafficController would use the constants of INetd so that add
         // netd_aidl_interface-lateststable-ndk.
         "netd_aidl_interface-lateststable-ndk",
@@ -39,6 +36,7 @@ cc_library {
         // TODO: Find a good way to remove libbase.
         "libbase",
         "libcutils",
+        "libnetdutils",
         "libutils",
         "liblog",
     ],

service/native/libs/libclat/Android.bp

@@ -21,8 +21,7 @@ cc_library_static {
     defaults: ["netd_defaults"],
     header_libs: [
         "bpf_connectivity_headers",
-        "bpf_headers",
-        "bpf_syscall_wrappers",
+        "libbase_headers",
     ],
     srcs: [
         "TcUtils.cpp",  // TODO: move to frameworks/libs/net
@@ -31,7 +30,6 @@ cc_library_static {
     ],
     stl: "libc++_static",
     static_libs: [
-        "libbase",
         "libip_checksum",
         "libnetdutils",  // for netdutils/UidConstants.h in bpf_shared.h
     ],
@@ -47,8 +45,6 @@ cc_test {
     test_suites: ["device-tests"],
     header_libs: [
         "bpf_connectivity_headers",
-        "bpf_headers",
-        "bpf_syscall_wrappers",
     ],
     srcs: [
         "TcUtilsTest.cpp",