GN: Use lib.unstripped rather than lib.stripped. Add a toolchain.gni

mojo/public/mojo_application.gni

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//build/toolchain/toolchain.gni")
 import("mojo.gni")
-if (is_android) {
-  import("//build/config/android/config.gni")
-}
 
 # Generate a binary Mojo application in a self-named directory.
 # Application resources are copied to a "resources" directory alongside the app.
 # The parameters of this template are those of a shared library.
 template("mojo_native_application") {
   base_target_name = target_name
   if (defined(invoker.output_name)) {
     base_target_name = invoker.output_name
   }
 
@@ skipping 15 matching lines @@
         testonly = invoker.testonly
       }
       deps = mojo_deps
     }
     mojo_deps += [ ":$copy_step_name" ]
   }
 
   if (!is_nacl) {
     output = base_target_name + ".mojo"
     library_target_name = base_target_name + "_library"
-
-    if (is_linux) {
-      library_name = "lib${library_target_name}.so"
-    } else if (is_android) {
-      library_name = "lib${library_target_name}${android_product_extension}"
-    } else if (is_win) {
-      library_name = "${library_target_name}.dll"
-    } else if (is_mac) {
-      library_name = "lib${library_target_name}.dylib"
-    } else {
-      assert(false, "Platform not supported.")
-    }
-
-    if (is_android) {
-      # On android, use the stripped version of the library, because
-      # applications are always fetched over the network.
-      library_dir = "${root_out_dir}/lib.stripped"
-    } else {
-      library_dir = root_out_dir
-    }
+    library_name = "${shlib_prefix}${library_target_name}${shlib_extension}"
 
     shared_library(library_target_name) {
       if (defined(invoker.cflags)) {
         cflags = invoker.cflags
       }
       if (defined(invoker.cflags_c)) {
         cflags_c = invoker.cflags_c
       }
       if (defined(invoker.cflags_cc)) {
         cflags_cc = invoker.cflags_cc
@@ skipping 85 matching lines @@
         testonly = invoker.testonly
       }
       if (defined(invoker.visibility)) {
         visibility = invoker.visibility
       }
       deps = [
         ":${library_target_name}",
       ]
 
       sources = [
-        "${library_dir}/${library_name}",
+        "${root_shlib_dir}/${library_name}",
       ]
       outputs = [
         "${root_out_dir}/${base_target_name}/${output}",
       ]
     }
   } else {
     nexe_target_name = base_target_name + "_nexe"
     nexe_name = base_target_name + ".nexe"
 
     output = "${base_target_name}_${target_cpu}.nexe.mojo"
@@ skipping 227 matching lines @@
       ]
 
       deps = mojo_deps
 
       public_deps = [
         ":$zip_action_name",
       ]
     }
   }
 }