memory-infra: Finish moving to Mojo (3nd attempt)

content/common/child_process_host_impl.h

 // Copyright (c) 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.
 
 #ifndef CONTENT_COMMON_CHILD_PROCESS_HOST_IMPL_H_
 #define CONTENT_COMMON_CHILD_PROCESS_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 39 matching lines @@
   // Derives a tracing process id from a child process id. Child process ids
   // cannot be used directly in child process for tracing due to security
   // reasons (see: discussion in crrev.com/1173263004). This method is meant to
   // be used when tracing for identifying cross-process shared memory from a
   // process which knows the child process id of its endpoints. The value
   // returned by this method is guaranteed to be equal to the value returned by
   // MemoryDumpManager::GetTracingProcessId() in the corresponding child
   // process.
   //
   // Never returns MemoryDumpManager::kInvalidTracingProcessId.
-  // Returns only ChildProcessHost::kBrowserTracingProcessId in single-process
-  // mode.
+  // Returns only memory_instrumentation::mojom::kServiceTracingProcessId in
+  // single-process mode.
   static uint64_t ChildProcessUniqueIdToTracingProcessId(int child_process_id);
 
   // ChildProcessHost implementation
   bool Send(IPC::Message* message) override;
   void ForceShutdown() override;
   std::string CreateChannelMojo(
       mojo::edk::PendingProcessConnection* connection) override;
   void CreateChannelMojo() override;
   bool IsChannelOpening() override;
   void AddFilter(IPC::MessageFilter* filter) override;
@@ skipping 27 matching lines @@
   // thread, we don't have a IPC::ChannelProxy and so we manage filters
   // manually.
   std::vector<scoped_refptr<IPC::MessageFilter> > filters_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_CHILD_PROCESS_HOST_IMPL_H_