Remove unused URLRequestContextGetter from NaclHostMessageFilter

The field is unused.

Bug: 837333
Change-Id: I1179efd6af649d52d43f041fc7409125a7df7b1d
Reviewed-on: https://chromium-review.googlesource.com/1040207Reviewed-by: Jochen Eisinger <jochen@chromium.org>
Commit-Queue: Helen Li <xunjieli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#555704}

chrome/browser/chrome_content_browser_client.cc

@@ -1235,12 +1235,8 @@ void ChromeContentBrowserClient::RenderProcessWillLaunch(
 
 #endif
 #if BUILDFLAG(ENABLE_NACL)
-  net::URLRequestContextGetter* context =
-      host->GetStoragePartition()->GetURLRequestContext();
-  host->AddFilter(new nacl::NaClHostMessageFilter(
-      id, profile->IsOffTheRecord(),
-      profile->GetPath(),
-      context));
+  host->AddFilter(new nacl::NaClHostMessageFilter(id, profile->IsOffTheRecord(),
+                                                  profile->GetPath()));
 #endif
 
   bool is_incognito_process = profile->IsOffTheRecord();

components/nacl/browser/nacl_host_message_filter.cc

@@ -23,8 +23,6 @@
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/web_contents.h"
 #include "ipc/ipc_platform_file.h"
-#include "net/url_request/url_request_context.h"
-#include "net/url_request/url_request_context_getter.h"
 #include "ppapi/shared_impl/ppapi_permissions.h"
 #include "url/gurl.h"
 
@@ -77,15 +75,12 @@ ppapi::PpapiPermissions GetPpapiPermissions(uint32_t permission_bits,
 NaClHostMessageFilter::NaClHostMessageFilter(
     int render_process_id,
     bool is_off_the_record,
-    const base::FilePath& profile_directory,
-    net::URLRequestContextGetter* request_context)
+    const base::FilePath& profile_directory)
     : BrowserMessageFilter(NaClHostMsgStart),
       render_process_id_(render_process_id),
       off_the_record_(is_off_the_record),
       profile_directory_(profile_directory),
-      request_context_(request_context),
-      weak_ptr_factory_(this) {
-}
+      weak_ptr_factory_(this) {}
 
 NaClHostMessageFilter::~NaClHostMessageFilter() {
 }
@@ -122,10 +117,6 @@ bool NaClHostMessageFilter::OnMessageReceived(const IPC::Message& message) {
   return handled;
 }
 
-net::HostResolver* NaClHostMessageFilter::GetHostResolver() {
-  return request_context_->GetURLRequestContext()->host_resolver();
-}
-
 void NaClHostMessageFilter::OnLaunchNaCl(
     const nacl::NaClLaunchParams& launch_params,
     IPC::Message* reply_msg) {

components/nacl/browser/nacl_host_message_filter.h

@@ -22,11 +22,6 @@ struct NaClResourcePrefetchResult;
 struct PnaclCacheInfo;
 }
 
-namespace net {
-class HostResolver;
-class URLRequestContextGetter;
-}
-
 namespace nacl {
 
 // This class filters out incoming Chrome-specific IPC messages for the renderer
@@ -35,8 +30,7 @@ class NaClHostMessageFilter : public content::BrowserMessageFilter {
  public:
   NaClHostMessageFilter(int render_process_id,
                         bool is_off_the_record,
-                        const base::FilePath& profile_directory,
-                        net::URLRequestContextGetter* request_context);
+                        const base::FilePath& profile_directory);
 
   // content::BrowserMessageFilter methods:
   bool OnMessageReceived(const IPC::Message& message) override;
@@ -45,7 +39,6 @@ class NaClHostMessageFilter : public content::BrowserMessageFilter {
   int render_process_id() { return render_process_id_; }
   bool off_the_record() { return off_the_record_; }
   const base::FilePath& profile_directory() const { return profile_directory_; }
-  net::HostResolver* GetHostResolver();
 
  private:
   friend class content::BrowserThread;
@@ -93,7 +86,6 @@ class NaClHostMessageFilter : public content::BrowserMessageFilter {
   // read on the IO thread.
   bool off_the_record_;
   base::FilePath profile_directory_;
-  scoped_refptr<net::URLRequestContextGetter> request_context_;
 
   base::WeakPtrFactory<NaClHostMessageFilter> weak_ptr_factory_;
 

extensions/shell/browser/shell_content_browser_client.cc

@@ -109,10 +109,8 @@ void ShellContentBrowserClient::RenderProcessWillLaunch(
   // the concept of disabled plugins.
 #if BUILDFLAG(ENABLE_NACL)
   host->AddFilter(new nacl::NaClHostMessageFilter(
-      render_process_id,
-      browser_context->IsOffTheRecord(),
-      browser_context->GetPath(),
-      host->GetStoragePartition()->GetURLRequestContext()));
+      render_process_id, browser_context->IsOffTheRecord(),
+      browser_context->GetPath()));
 #endif
 }