Rename shell namespace to service_manager

chrome/gpu/chrome_content_gpu_client.h

Index: chrome/gpu/chrome_content_gpu_client.h
diff --git a/chrome/gpu/chrome_content_gpu_client.h b/chrome/gpu/chrome_content_gpu_client.h
index f63f682634cce19695fce641440e65b3f1bda2b1..39f7ce24f30f9ed9c5aafc12cd9a5797ae8f72f6 100644
--- a/chrome/gpu/chrome_content_gpu_client.h
+++ b/chrome/gpu/chrome_content_gpu_client.h
@@ -20,10 +20,10 @@ class ChromeContentGpuClient : public content::ContentGpuClient {
   // content::ContentGpuClient:
   void Initialize(base::FieldTrialList::Observer* observer) override;
   void ExposeInterfacesToBrowser(
-      shell::InterfaceRegistry* registry,
+      service_manager::InterfaceRegistry* registry,
       const gpu::GpuPreferences& gpu_preferences) override;
   void ConsumeInterfacesFromBrowser(
-      shell::InterfaceProvider* provider) override;
+      service_manager::InterfaceProvider* provider) override;
 
  private:
   std::unique_ptr<chrome_variations::ChildProcessFieldTrialSyncer>