Convert remaining scoped_ptr -> std::unique_ptr in //mojo/edk (minus js).

mojo/edk/embedder/embedder.cc

Index: mojo/edk/embedder/embedder.cc
diff --git a/mojo/edk/embedder/embedder.cc b/mojo/edk/embedder/embedder.cc
index 523b368d07e3f61ccb821f9ed14c0fd138b007c7..9ed0f408ad92fc4bd3d2a99cca3479c8140a64a3 100644
--- a/mojo/edk/embedder/embedder.cc
+++ b/mojo/edk/embedder/embedder.cc
@@ -9,7 +9,6 @@
 #include "base/bind_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/task_runner.h"
 #include "mojo/edk/embedder/embedder_internal.h"
 #include "mojo/edk/embedder/master_process_delegate.h"
@@ -82,7 +81,7 @@ Configuration* GetConfiguration() {
   return system::GetMutableConfiguration();
 }
 
-void Init(scoped_ptr<PlatformSupport> platform_support) {
+void Init(std::unique_ptr<PlatformSupport> platform_support) {
   DCHECK(platform_support);
 
   DCHECK(!internal::g_platform_support);
@@ -264,7 +263,7 @@ ScopedMessagePipeHandle CreateChannel(
       internal::g_ipc_support->channel_manager();
 
   system::ChannelId channel_id = MakeChannelId();
-  scoped_ptr<ChannelInfo> channel_info(new ChannelInfo(channel_id));
+  std::unique_ptr<ChannelInfo> channel_info(new ChannelInfo(channel_id));
   scoped_refptr<system::MessagePipeDispatcher> dispatcher =
       channel_manager->CreateChannel(
           channel_id, platform_handle.Pass(),