Rename shell namespace to service_manager

services/tracing/public/cpp/provider.h

Index: services/tracing/public/cpp/provider.h
diff --git a/services/tracing/public/cpp/provider.h b/services/tracing/public/cpp/provider.h
index 28b29055f3c974618153c3775a8395b33f4732b8..4b305d4aa5f26c87183e0d64758a7203db25ef76 100644
--- a/services/tracing/public/cpp/provider.h
+++ b/services/tracing/public/cpp/provider.h
@@ -13,7 +13,7 @@
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "services/tracing/public/interfaces/tracing.mojom.h"
 
-namespace shell {
+namespace service_manager {
 class Connector;
 }
 
@@ -24,7 +24,8 @@ class Provider : public mojom::Provider {
   Provider();
   ~Provider() override;
 
-  void Initialize(shell::Connector* connector, const std::string& url);
+  void Initialize(service_manager::Connector* connector,
+                  const std::string& url);
 
   void Bind(mojom::ProviderRequest request);