Remove base::SharedMemory::ShareToProcess.

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 2727 matching lines @@
     // it. Memory that is not actualy used won't be physically mapped by the
     // system. RendererMetrics usage, as reported in UMA, peaked around 0.7MiB
     // as of 2016-12-20.
     std::unique_ptr<base::SharedMemory> shm(new base::SharedMemory());
     if (!shm->CreateAndMapAnonymous(2 << 20))  // 2 MiB
       return;
     metrics_allocator_.reset(new base::SharedPersistentMemoryAllocator(
         std::move(shm), GetID(), "RendererMetrics", /*readonly=*/false));
   }
 
-  base::SharedMemoryHandle shm_handle;
-  metrics_allocator_->shared_memory()->ShareToProcess(destination, &shm_handle);
+  base::SharedMemoryHandle shm_handle =
+      metrics_allocator_->shared_memory()->handle().Duplicate();
   Send(new ChildProcessMsg_SetHistogramMemory(
       shm_handle, metrics_allocator_->shared_memory()->mapped_size()));
 }
 
 void RenderProcessHostImpl::ProcessDied(bool already_dead,
                                         RendererClosedDetails* known_details) {
   // Our child process has died.  If we didn't expect it, it's a crash.
   // In any case, we need to let everyone know it's gone.
   // The OnChannelError notification can fire multiple times due to nested sync
   // calls to a renderer. If we don't have a valid channel here it means we
@@ skipping 370 matching lines @@
   LOG(ERROR) << "Terminating render process for bad Mojo message: " << error;
 
   // The ReceivedBadMessage call below will trigger a DumpWithoutCrashing.
   // Capture the error message in a crash key value.
   base::debug::ScopedCrashKey error_key_value("mojo-message-error", error);
   bad_message::ReceivedBadMessage(render_process_id,
                                   bad_message::RPH_MOJO_PROCESS_ERROR);
 }
 
 }  // namespace content