Remove auto raw pointer deduction from non-linux specific code.

chromecast/browser/devtools/cast_devtools_manager_delegate.cc

Index: chromecast/browser/devtools/cast_devtools_manager_delegate.cc
diff --git a/chromecast/browser/devtools/cast_devtools_manager_delegate.cc b/chromecast/browser/devtools/cast_devtools_manager_delegate.cc
index d58e8beac6e05b0f79a09652e9220ad6f2057ded..dbc44aacf7e6f7385457a59bec52eb76d8685548 100644
--- a/chromecast/browser/devtools/cast_devtools_manager_delegate.cc
+++ b/chromecast/browser/devtools/cast_devtools_manager_delegate.cc
@@ -36,7 +36,7 @@ CastDevToolsManagerDelegate::~CastDevToolsManagerDelegate() {
 bool CastDevToolsManagerDelegate::DiscoverTargets(
     const content::DevToolsAgentHost::DiscoveryCallback& callback) {
   content::DevToolsAgentHost::List enabled_hosts;
-  for (const auto& web_contents : enabled_webcontents_) {
+  for (auto* web_contents : enabled_webcontents_) {
     enabled_hosts.push_back(
         content::DevToolsAgentHost::GetOrCreateFor(web_contents));
   }