Get rid of KeepAlive. Quit shell when all urls run directly by Context are closed.

mojo/shell/context.cc

Index: mojo/shell/context.cc
diff --git a/mojo/shell/context.cc b/mojo/shell/context.cc
index 6ab04b328f7ef8527434d9bccba9a8d170b1f785..607151d70a5395e8adf7e289ffc527695dc2f5bc 100644
--- a/mojo/shell/context.cc
+++ b/mojo/shell/context.cc
@@ -29,20 +29,17 @@
 #include "mojo/shell/switches.h"
 #include "mojo/shell/ui_application_loader_android.h"
 #include "mojo/spy/spy.h"
-#include "ui/gl/gl_share_group.h"
 
 #if defined(OS_LINUX)
 #include "mojo/shell/dbus_application_loader_linux.h"
 #endif  // defined(OS_LINUX)
 
 #if defined(OS_ANDROID)
+#include "mojo/services/native_viewport/native_viewport_impl.h"
 #include "mojo/shell/network_application_loader.h"
+#include "ui/gl/gl_share_group.h"
 #endif  // defined(OS_ANDROID)
 
-#if defined(USE_AURA)
-#include "mojo/shell/view_manager_loader.h"
-#endif
-
 namespace mojo {
 namespace shell {
 namespace {
@@ -106,11 +103,11 @@ class EmptyServiceProvider : public InterfaceImpl<ServiceProvider> {
 
 }  // namespace
 
-class Context::NativeViewportApplicationLoader
-    : public ApplicationLoader,
-      public ApplicationDelegate,
-      public InterfaceFactory<NativeViewport>,
-      public InterfaceFactory<Gpu> {
+#if defined(OS_ANDROID)
+class NativeViewportApplicationLoader : public ApplicationLoader,
+                                        public ApplicationDelegate,
+                                        public InterfaceFactory<NativeViewport>,
+                                        public InterfaceFactory<Gpu> {
  public:
   NativeViewportApplicationLoader()
       : share_group_(new gfx::GLShareGroup),
@@ -156,6 +153,7 @@ class Context::NativeViewportApplicationLoader
   scoped_ptr<ApplicationImpl> app_;
   DISALLOW_COPY_AND_ASSIGN(NativeViewportApplicationLoader);
 };
+#endif
 
 Context::Context() {
   DCHECK(!base::MessageLoop::current());
@@ -196,24 +194,6 @@ void Context::Init() {
           scoped_ptr<ApplicationLoader>(new NativeViewportApplicationLoader()),
           this)),
       GURL("mojo:mojo_native_viewport_service"));
-#else
-  {
-    scoped_ptr<BackgroundShellApplicationLoader> loader(
-        new BackgroundShellApplicationLoader(
-            scoped_ptr<ApplicationLoader>(
-                new NativeViewportApplicationLoader()),
-            "native_viewport",
-            base::MessageLoop::TYPE_UI));
-    application_manager_.SetLoaderForURL(
-        loader.PassAs<ApplicationLoader>(),
-        GURL("mojo:mojo_native_viewport_service"));
-  }
-#endif
-#if defined(USE_AURA)
-  // TODO(sky): need a better way to find this. It shouldn't be linked in.
-  application_manager_.SetLoaderForURL(
-      scoped_ptr<ApplicationLoader>(new ViewManagerLoader()),
-      GURL("mojo:mojo_view_manager"));
 #endif
 
 #if defined(OS_LINUX)