Get rid of ChannelInit::SetSingleProcessIOTaskRunner()

content/utility/utility_thread_impl.cc

Index: content/utility/utility_thread_impl.cc
diff --git a/content/utility/utility_thread_impl.cc b/content/utility/utility_thread_impl.cc
index a22005e897a0d486ab8d53fe832014ff2605f16f..7ea1a1d409b7207dee3f47f4be13d0edfcd9e520 100644
--- a/content/utility/utility_thread_impl.cc
+++ b/content/utility/utility_thread_impl.cc
@@ -35,16 +35,15 @@ void ConvertVector(const SRC& src, DEST* dest) {
 
 }  // namespace
 
-UtilityThreadImpl::UtilityThreadImpl() : single_process_(false) {
+UtilityThreadImpl::UtilityThreadImpl()
+    : ChildThreadImpl(ChildThreadImpl::Options::Builder().Build()) {
   Init();
 }
 
-UtilityThreadImpl::UtilityThreadImpl(const std::string& channel_name)
-    : ChildThreadImpl(Options::Builder()
-                          .InBrowserProcess(true)
-                          .WithChannelName(channel_name)
-                          .Build()),
-      single_process_(true) {
+UtilityThreadImpl::UtilityThreadImpl(const InProcessChildThreadParams& params)
+    : ChildThreadImpl(ChildThreadImpl::Options::Builder()
+                          .InBrowserProcess(params)
+                          .Build()) {
   Init();
 }
 
@@ -54,7 +53,7 @@ UtilityThreadImpl::~UtilityThreadImpl() {
 void UtilityThreadImpl::Shutdown() {
   ChildThreadImpl::Shutdown();
 
-  if (!single_process_)
+  if (!IsInBrowserProcess())
     blink::shutdown();
 }
 
@@ -62,7 +61,7 @@ void UtilityThreadImpl::ReleaseProcessIfNeeded() {
   if (batch_mode_)
     return;
 
-  if (single_process_) {
+  if (IsInBrowserProcess()) {
     // Close the channel to cause UtilityProcessHostImpl to be deleted. We need
     // to take a different code path than the multi-process case because that
     // depends on the child process going away to close the channel, but that
@@ -76,7 +75,7 @@ void UtilityThreadImpl::ReleaseProcessIfNeeded() {
 void UtilityThreadImpl::Init() {
   batch_mode_ = false;
   ChildProcess::current()->AddRefProcess();
-  if (!single_process_) {
+  if (!IsInBrowserProcess()) {
     // We can only initialize WebKit on one thread, and in single process mode
     // we run the utility thread on separate thread. This means that if any code
     // needs WebKit initialized in the utility process, they need to have