Enforce handle ownership in base::Process

content/browser/renderer_host/render_process_host_impl.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.
 
 // 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 1276 matching lines @@
   }
 }
 
 base::ProcessHandle RenderProcessHostImpl::GetHandle() const {
   if (run_renderer_in_process())
     return base::Process::Current().handle();
 
   if (!child_process_launcher_.get() || child_process_launcher_->IsStarting())
     return base::kNullProcessHandle;
 
-  return child_process_launcher_->GetHandle();
+  return child_process_launcher_->GetProcess().Handle();
 }
 
 bool RenderProcessHostImpl::FastShutdownIfPossible() {
   if (run_renderer_in_process())
     return false;  // Single process mode never shutdown the renderer.
 
   if (!GetContentClient()->browser()->IsFastShutdownPossible())
     return false;
 
   if (!child_process_launcher_.get() ||
@@ skipping 768 matching lines @@
 
 void RenderProcessHostImpl::OnProcessLaunched() {
   // No point doing anything, since this object will be destructed soon.  We
   // especially don't want to send the RENDERER_PROCESS_CREATED notification,
   // since some clients might expect a RENDERER_PROCESS_TERMINATED afterwards to
   // properly cleanup.
   if (deleting_soon_)
     return;
 
   if (child_process_launcher_) {
-    if (!child_process_launcher_->GetHandle()) {
-      OnChannelError();
-      return;
-    }
-
+    DCHECK(child_process_launcher_->GetProcess().IsValid());
     SetBackgrounded(backgrounded_);
   }
 
   // NOTE: This needs to be before sending queued messages because
   // ExtensionService uses this notification to initialize the renderer process
   // with state that must be there before any JavaScript executes.
   //
   // The queued messages contain such things as "navigate". If this notification
   // was after, we can end up executing JavaScript before the initialization
   // happens.
@@ skipping 148 matching lines @@
   if (worker_ref_count_ == 0)
     Cleanup();
 }
 
 void RenderProcessHostImpl::EnsureMojoActivated() {
   mojo_activation_required_ = true;
   MaybeActivateMojo();
 }
 
 }  // namespace content