[ios Mojo] iOS facade class for Mojo API.

ios/web/test/run_all_unittests.cc

Index: ios/web/test/run_all_unittests.cc
diff --git a/ios/web/test/run_all_unittests.cc b/ios/web/test/run_all_unittests.cc
index fa162a7feec0fdcf43d97f20fb7550019d048711..fb792df3d2e0f5453a0a4a86aab183fa9cbdd8fd 100644
--- a/ios/web/test/run_all_unittests.cc
+++ b/ios/web/test/run_all_unittests.cc
@@ -5,10 +5,13 @@
 #include "base/bind.h"
 #include "base/test/launcher/unit_test_launcher.h"
 #include "ios/web/test/web_test_suite.h"
+#include "mojo/edk/embedder/embedder.h"
 
 int main(int argc, char** argv) {
   web::WebTestSuite test_suite(argc, argv);
 
+  mojo::edk::Init();
+
   return base::LaunchUnitTests(
       argc, argv, base::Bind(&web::WebTestSuite::Run,
                              base::Unretained(&test_suite)));