Convert //content from scoped_ptr to std::unique_ptr

content/shell/browser/shell_platform_data_aura.h

Index: content/shell/browser/shell_platform_data_aura.h
diff --git a/content/shell/browser/shell_platform_data_aura.h b/content/shell/browser/shell_platform_data_aura.h
index 23809578e6198a55079c5fc69c5458a5280cc0e0..be93d87279b16694e563845803b684042e056974 100644
--- a/content/shell/browser/shell_platform_data_aura.h
+++ b/content/shell/browser/shell_platform_data_aura.h
@@ -5,8 +5,9 @@
 #ifndef CONTENT_SHELL_BROWSER_SHELL_PLATFORM_DATA_AURA_H_
 #define CONTENT_SHELL_BROWSER_SHELL_PLATFORM_DATA_AURA_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/aura/window_tree_host.h"
 
 namespace aura {
@@ -38,10 +39,10 @@ class ShellPlatformDataAura {
   aura::WindowTreeHost* host() { return host_.get(); }
 
  private:
-  scoped_ptr<aura::WindowTreeHost> host_;
-  scoped_ptr<aura::client::FocusClient> focus_client_;
-  scoped_ptr<aura::client::DefaultCaptureClient> capture_client_;
-  scoped_ptr<aura::client::WindowTreeClient> window_tree_client_;
+  std::unique_ptr<aura::WindowTreeHost> host_;
+  std::unique_ptr<aura::client::FocusClient> focus_client_;
+  std::unique_ptr<aura::client::DefaultCaptureClient> capture_client_;
+  std::unique_ptr<aura::client::WindowTreeClient> window_tree_client_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellPlatformDataAura);
 };