Run gn format on all BUILD.gn files (gn version 306668)

mojo/application_manager/BUILD.gn

Index: mojo/application_manager/BUILD.gn
diff --git a/mojo/application_manager/BUILD.gn b/mojo/application_manager/BUILD.gn
index 9c3aeeeabea891a8a88b82314e2ec9b85880e467..4aecdb8990acb7fffa3bdc510c6f0f4b5152cf55 100644
--- a/mojo/application_manager/BUILD.gn
+++ b/mojo/application_manager/BUILD.gn
@@ -17,9 +17,7 @@ component("application_manager") {
     "background_shell_application_loader.h",
   ]
 
-  defines = [
-    "MOJO_APPLICATION_MANAGER_IMPLEMENTATION",
-  ]
+  defines = [ "MOJO_APPLICATION_MANAGER_IMPLEMENTATION" ]
 
   public_deps = [
     "//base",
@@ -61,5 +59,7 @@ test("mojo_application_manager_unittests") {
 }
 
 mojom("test_bindings") {
-  sources = [ "test.mojom" ]
+  sources = [
+    "test.mojom",
+  ]
 }