Delete SandboxedProcessLauncherDelegate::TakeIpcFd.

content/browser/gpu/gpu_process_host.cc

 // 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.
 
 #include "content/browser/gpu/gpu_process_host.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <list>
@@ skipping 175 matching lines @@
   }
 }
 
 // NOTE: changes to this class need to be reviewed by the security team.
 class GpuSandboxedProcessLauncherDelegate
     : public SandboxedProcessLauncherDelegate {
  public:
   GpuSandboxedProcessLauncherDelegate(base::CommandLine* cmd_line,
                                       ChildProcessHost* host)
 #if defined(OS_WIN)
-      : cmd_line_(cmd_line) {}
-#elif defined(OS_POSIX)
-      : ipc_fd_(host->TakeClientFileDescriptor()) {}
+      : cmd_line_(cmd_line)
 #endif
+      {}
 
   ~GpuSandboxedProcessLauncherDelegate() override {}
 
 #if defined(OS_WIN)
   bool ShouldSandbox() override {
     bool sandbox = !cmd_line_->HasSwitch(switches::kDisableGpuSandbox);
     if (!sandbox) {
       DVLOG(1) << "GPU sandbox is disabled";
     }
     return sandbox;
@@ skipping 60 matching lines @@
         result = policy->AddRule(sandbox::TargetPolicy::SUBSYS_FILES,
                                  sandbox::TargetPolicy::FILES_ALLOW_ANY,
                                  log_file_path.c_str());
         if (result != sandbox::SBOX_ALL_OK)
           return false;
       }
     }
 
     return true;
   }
-#elif defined(OS_POSIX)
-
-  base::ScopedFD TakeIpcFd() override { return std::move(ipc_fd_); }
 #endif  // OS_WIN
 
   SandboxType GetSandboxType() override {
     return SANDBOX_TYPE_GPU;
   }
 
  private:
 #if defined(OS_WIN)
   base::CommandLine* cmd_line_;
-#elif defined(OS_POSIX)
-  base::ScopedFD ipc_fd_;
 #endif  // OS_WIN
 };
 
 }  // anonymous namespace
 
 // static
 bool GpuProcessHost::ValidateHost(GpuProcessHost* host) {
   // The Gpu process is invalid if it's not using SwiftShader, the card is
   // blacklisted, and we can kill it and start over.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
@@ skipping 884 matching lines @@
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader");
   ClientIdToShaderCacheMap::iterator iter =
       client_id_to_shader_cache_.find(client_id);
   // If the cache doesn't exist then this is an off the record profile.
   if (iter == client_id_to_shader_cache_.end())
     return;
   iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader);
 }
 
 }  // namespace content