Remove unused copies of EarlyZygoteLaunch()

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index a61f179800d488780e4cf85c69ba42f69e70aa89..bec63631a6c675ef773691ad66e2193117ebae2d 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -224,8 +224,6 @@
 #endif
 
 #if defined(OS_POSIX)
-#include "content/browser/zygote_host/zygote_communication_linux.h"
-#include "content/browser/zygote_host/zygote_host_impl_linux.h"
 #include "content/public/browser/zygote_handle_linux.h"
 #endif  // defined(OS_POSIX)
 
@@ -383,12 +381,6 @@ SiteProcessMap* GetSiteProcessMapForBrowserContext(BrowserContext* context) {
   return map;
 }
 
-#if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
-// This static member variable holds the zygote communication information for
-// the renderer.
-ZygoteHandle g_render_zygote;
-#endif  // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
-
 // NOTE: changes to this class need to be reviewed by the security team.
 class RendererSandboxedProcessLauncherDelegate
     : public SandboxedProcessLauncherDelegate {
@@ -695,18 +687,6 @@ void RenderProcessHost::SetMaxRendererProcessCount(size_t count) {
   g_max_renderer_count_override = count;
 }
 
-#if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
-// static
-void RenderProcessHostImpl::EarlyZygoteLaunch() {
-  DCHECK(!g_render_zygote);

[James Cook, 2017/04/27 21:43:49]

Never written! :-)

-  // TODO(kerrnel): Investigate doing this without the ZygoteHostImpl as a
-  // proxy. It is currently done this way due to concerns about race
-  // conditions.
-  ZygoteHostImpl::GetInstance()->SetRendererSandboxStatus(
-      (*GetGenericZygote())->GetSandboxStatus());
-}
-#endif  // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
-
 RenderProcessHostImpl::RenderProcessHostImpl(
     BrowserContext* browser_context,
     StoragePartitionImpl* storage_partition_impl,