Rename shell namespace to service_manager

chrome/test/base/mojo_test_connector.h

Index: chrome/test/base/mojo_test_connector.h
diff --git a/chrome/test/base/mojo_test_connector.h b/chrome/test/base/mojo_test_connector.h
index 552fdf474292aa8b148aed4b32dd41dd3b281330..bc3ccae4e18bcfdc040a903c91a91f17d9e04bc1 100644
--- a/chrome/test/base/mojo_test_connector.h
+++ b/chrome/test/base/mojo_test_connector.h
@@ -38,7 +38,7 @@ class MojoTestConnector {
   ~MojoTestConnector();
 
   // Initializes the background thread the Shell runs on.
-  shell::mojom::ServiceRequest Init();
+  service_manager::mojom::ServiceRequest Init();
 
   std::unique_ptr<content::TestState> PrepareForTest(
       base::CommandLine* command_line,
@@ -49,7 +49,7 @@ class MojoTestConnector {
 
   std::unique_ptr<NativeRunnerDelegateImpl> native_runner_delegate_;
 
-  shell::BackgroundShell background_shell_;
+  service_manager::BackgroundShell background_shell_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoTestConnector);
 };