Convert NaCl renderer-browser messages to mojo.

components/nacl/renderer/nexe_load_manager.h

Index: components/nacl/renderer/nexe_load_manager.h
diff --git a/components/nacl/renderer/nexe_load_manager.h b/components/nacl/renderer/nexe_load_manager.h
index 37dfb15227a90fa9bd90938d07ebd833a14502ba..007428eba68e2681929c385ee3d7f498ddaf15c4 100644
--- a/components/nacl/renderer/nexe_load_manager.h
+++ b/components/nacl/renderer/nexe_load_manager.h
@@ -16,6 +16,7 @@
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
+#include "components/nacl/common/nacl.mojom.h"
 #include "components/nacl/renderer/ppb_nacl_private.h"
 #include "url/gurl.h"
 
@@ -32,7 +33,8 @@ class TrustedPluginChannel;
 // nexe.
 class NexeLoadManager {
  public:
-  explicit NexeLoadManager(PP_Instance instance);
+  // |host| must outlive this object.
+  NexeLoadManager(PP_Instance instance, mojom::NaClHost* host);
   ~NexeLoadManager();
 
   void NexeFileDidOpen(int32_t pp_error,
@@ -118,8 +120,8 @@ class NexeLoadManager {
 
   const std::string& program_url() const { return program_url_; }
 
-  void set_crash_info_shmem_handle(base::SharedMemoryHandle h) {
-    crash_info_shmem_handle_ = h;
+  void set_crash_info_shmem_handle(mojo::ScopedSharedBufferHandle h) {
+    crash_info_shmem_handle_ = std::move(h);
   }
 
   bool nonsfi() const { return nonsfi_; }
@@ -187,10 +189,13 @@ class NexeLoadManager {
   // A flag that indicates if the plugin is using Non-SFI mode.
   bool nonsfi_;
 
-  base::SharedMemoryHandle crash_info_shmem_handle_;
+  mojo::ScopedSharedBufferHandle crash_info_shmem_handle_;
 
   std::unique_ptr<TrustedPluginChannel> trusted_plugin_channel_;
   std::unique_ptr<ManifestServiceChannel> manifest_service_channel_;
+
+  mojom::NaClHost* const host_;
+
   base::WeakPtrFactory<NexeLoadManager> weak_factory_;
 };