gn2bp: add //base linker scripts

There is currently no support in GnUtils for linker scripts (though, it
wouldn't be hard to add, so we should totally do that in the future).

Test: m cronet_aml_components_cronet_android_cronet
Change-Id: I84f7a084501e689d46b48951bb06b6e6be3c5883
diff --git a/tools/gn2bp/Android.bp.swp b/tools/gn2bp/Android.bp.swp
index d1a1158..33bfbcd 100644
--- a/tools/gn2bp/Android.bp.swp
+++ b/tools/gn2bp/Android.bp.swp
@@ -1944,6 +1944,12 @@
         "jni_headers",
     ],
     cpp_std: "c++20",
+    linker_scripts: [
+        "base/android/library_loader/anchor_functions.lds",
+    ],
+    cppflags: [
+        "-fexceptions",
+    ],
     rtti: true,
 }
 
@@ -4124,6 +4130,9 @@
         "build/linux/debian_bullseye_amd64-sysroot/usr/include",
     ],
     cpp_std: "c++20",
+    cppflags: [
+        "-fexceptions",
+    ],
     rtti: true,
 }