Revert of Add creation of ServiceManager to Content

mojo/service_manager/service_manager.h

Index: mojo/service_manager/service_manager.h
diff --git a/mojo/service_manager/service_manager.h b/mojo/service_manager/service_manager.h
index b91e73ce7db460888f54b8f2c33fd74e5cab24f4..c05e1770209c849354a80eb4fcc0ea26a763311a 100644
--- a/mojo/service_manager/service_manager.h
+++ b/mojo/service_manager/service_manager.h
@@ -9,30 +9,20 @@
 
 #include "base/basictypes.h"
 #include "base/callback.h"
-#include "base/gtest_prod_util.h"
 #include "mojo/public/shell/shell.mojom.h"
-#include "mojo/service_manager/service_manager_export.h"
 #include "url/gurl.h"
-
-namespace content {
-  class MojoTest;
-}
 
 namespace mojo {
 
 class ServiceLoader;
 
-class MOJO_SERVICE_MANAGER_EXPORT ServiceManager {
+class ServiceManager {
  public:
   // API for testing.
-  class MOJO_SERVICE_MANAGER_EXPORT TestAPI {
+  class TestAPI {
    private:
     friend class ServiceManagerTest;
-    friend class content::MojoTest;
-
     explicit TestAPI(ServiceManager* manager) : manager_(manager) {}
-    // Returns true if the shared instance has been created.
-    static bool HasCreatedInstance();
     // Returns true if there is a ServiceFactory for this URL.
     bool HasFactoryForURL(const GURL& url) const;