Stop linking in the old Mojo EDK.

mojo/shell/BUILD.gn

Index: mojo/shell/BUILD.gn
diff --git a/mojo/shell/BUILD.gn b/mojo/shell/BUILD.gn
index c7e485a2295c8c753a0ab9308a82d34e70027d80..dea2d9cd8ad8b28dfc2a029af6915f79e9832fe1 100644
--- a/mojo/shell/BUILD.gn
+++ b/mojo/shell/BUILD.gn
@@ -52,10 +52,10 @@ source_set("shell") {
   deps = [
     "//base/third_party/dynamic_annotations",
     "//crypto:crypto",
+    "//mojo/edk/system",
     "//mojo/environment:chromium",
     "//mojo/shell/public/cpp:sources",
     "//mojo/util:filename_util",
-    "//third_party/mojo/src/mojo/edk/system",
     "//url",
   ]
 }
@@ -96,13 +96,13 @@ test("mojo_shell_unittests") {
     ":test_support",
     "//base",
     "//mojo/edk/system:test_utils",
+    "//mojo/edk/test:run_all_unittests",
     "//mojo/public/cpp/system",
     "//mojo/shell/fetcher",
     "//mojo/shell/package_manager",
     "//mojo/shell/public/cpp",
     "//mojo/util:filename_util",
     "//testing/gtest",
-    "//third_party/mojo/src/mojo/edk/test:run_all_unittests",
     "//url",
   ]
 }
@@ -154,11 +154,11 @@ executable("application_manager_apptest_driver") {
     "//build/config/sanitizers:deps",
     "//mojo/common:common_base",
     "//mojo/converters/network",
+    "//mojo/edk/system",
     "//mojo/runner:init",
     "//mojo/runner/child:test_native_main",
     "//mojo/shell/public/cpp",
     "//mojo/shell/public/interfaces",
-    "//third_party/mojo/src/mojo/edk/system",
   ]
 }