[Predictor CleanUp] Remove unused variables from Predictor class APIs.

|local_state| no longer being used in Predictor. So it is safe to remove.

BUG=573994

Review URL: https://codereview.chromium.org/1558983002

Cr-Commit-Position: refs/heads/master@{#367818}

6 files changed, 8 insertions, 18 deletions

diff --git a/AUTHORS b/AUTHORS
index dd1e03a..45b251b 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -481,6 +481,7 @@ Ramkumar Ramachandra <artagnon@gmail.com>
 Ramya Vadlamudi <ramya.v@samsung.com>
 Randy Posynick <randy.posynick@gmail.com>
 Raphael Kubo da Costa <raphael.kubo.da.costa@intel.com>
+Raveendra Karu <r.karu@samsung.com>
 Ravi Phaneendra Kasibhatla <r.kasibhatla@samsung.com>
 Ravi Phaneendra Kasibhatla <ravi.kasibhatla@motorola.com>
 Renata Hodovan <rhodovan.u-szeged@partner.samsung.com>
diff --git a/chrome/browser/net/predictor.cc b/chrome/browser/net/predictor.cc
index 799fa1a..ee5278c 100644
--- a/chrome/browser/net/predictor.cc
+++ b/chrome/browser/net/predictor.cc
@@ -188,7 +188,6 @@ void Predictor::RegisterProfilePrefs(
 // --------------------- Start UI methods. ------------------------------------
 
 void Predictor::InitNetworkPredictor(PrefService* user_prefs,
-                                     PrefService* local_state,
                                      IOThread* io_thread,
                                      net::URLRequestContextGetter* getter,
                                      ProfileIOData* profile_io_data) {
@@ -198,7 +197,7 @@ void Predictor::InitNetworkPredictor(PrefService* user_prefs,
   url_request_context_getter_ = getter;
 
   // Gather the list of hostnames to prefetch on startup.
-  UrlList urls = GetPredictedUrlListAtStartup(user_prefs, local_state);
+  UrlList urls = GetPredictedUrlListAtStartup(user_prefs);
 
   base::ListValue* referral_list =
       static_cast<base::ListValue*>(user_prefs->GetList(
@@ -314,9 +313,7 @@ void Predictor::PreconnectUrlAndSubresources(const GURL& url,
   PredictFrameSubresources(url.GetWithEmptyPath(), first_party_for_cookies);
 }
 
-UrlList Predictor::GetPredictedUrlListAtStartup(
-    PrefService* user_prefs,
-    PrefService* local_state) {
+UrlList Predictor::GetPredictedUrlListAtStartup(PrefService* user_prefs) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   UrlList urls;
   // Recall list of URLs we learned about during last session.
@@ -1299,7 +1296,6 @@ GURL Predictor::CanonicalizeUrl(const GURL& url) {
 
 void SimplePredictor::InitNetworkPredictor(
     PrefService* user_prefs,
-    PrefService* local_state,
     IOThread* io_thread,
     net::URLRequestContextGetter* getter,
     ProfileIOData* profile_io_data) {
diff --git a/chrome/browser/net/predictor.h b/chrome/browser/net/predictor.h
index 5f26701..53ea632 100644
--- a/chrome/browser/net/predictor.h
+++ b/chrome/browser/net/predictor.h
@@ -19,16 +19,15 @@
 #ifndef CHROME_BROWSER_NET_PREDICTOR_H_
 #define CHROME_BROWSER_NET_PREDICTOR_H_
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <map>
 #include <queue>
 #include <set>
 #include <string>
 #include <vector>
 
-#include <stddef.h>
-
-#include <stdint.h>
-
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ -137,7 +136,6 @@ class Predictor {
   // ------------- Start UI thread methods.
 
   virtual void InitNetworkPredictor(PrefService* user_prefs,
-                                    PrefService* local_state,
                                     IOThread* io_thread,
                                     net::URLRequestContextGetter* getter,
                                     ProfileIOData* profile_io_data);
@@ -151,8 +149,7 @@ class Predictor {
   void PreconnectUrlAndSubresources(const GURL& url,
                                     const GURL& first_party_for_cookies);
 
-  static UrlList GetPredictedUrlListAtStartup(PrefService* user_prefs,
-                                              PrefService* local_state);
+  static UrlList GetPredictedUrlListAtStartup(PrefService* user_prefs);
 
   static void set_max_queueing_delay(int max_queueing_delay_ms);
 
@@ -610,7 +607,6 @@ class SimplePredictor : public Predictor {
       : Predictor(preconnect_enabled, predictor_enabled) {}
   ~SimplePredictor() override {}
   void InitNetworkPredictor(PrefService* user_prefs,
-                            PrefService* local_state,
                             IOThread* io_thread,
                             net::URLRequestContextGetter* getter,
                             ProfileIOData* profile_io_data) override;
diff --git a/chrome/browser/profiles/profile_impl.cc b/chrome/browser/profiles/profile_impl.cc
index c077e60..8503328 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -919,7 +919,6 @@ net::URLRequestContextGetter* ProfileImpl::CreateRequestContext(
     content::URLRequestInterceptorScopedVector request_interceptors) {
   return io_data_.CreateMainRequestContextGetter(
                      protocol_handlers, std::move(request_interceptors),
-                     g_browser_process->local_state(),
                      g_browser_process->io_thread())
       .get();
 }
diff --git a/chrome/browser/profiles/profile_impl_io_data.cc b/chrome/browser/profiles/profile_impl_io_data.cc
index 9667bdb..0cfe7e8 100644
--- a/chrome/browser/profiles/profile_impl_io_data.cc
+++ b/chrome/browser/profiles/profile_impl_io_data.cc
@@ -5,6 +5,7 @@
 #include "chrome/browser/profiles/profile_impl_io_data.h"
 
 #include <set>
+#include <string>
 #include <utility>
 
 #include "base/bind.h"
@@ -223,7 +224,6 @@ scoped_refptr<ChromeURLRequestContextGetter>
 ProfileImplIOData::Handle::CreateMainRequestContextGetter(
     content::ProtocolHandlerMap* protocol_handlers,
     content::URLRequestInterceptorScopedVector request_interceptors,
-    PrefService* local_state,
     IOThread* io_thread) const {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   LazyInitialize();
@@ -233,7 +233,6 @@ ProfileImplIOData::Handle::CreateMainRequestContextGetter(
 
   io_data_->predictor_
       ->InitNetworkPredictor(profile_->GetPrefs(),
-                             local_state,
                              io_thread,
                              main_request_context_getter_.get(),
                              io_data_);
diff --git a/chrome/browser/profiles/profile_impl_io_data.h b/chrome/browser/profiles/profile_impl_io_data.h
index b924856..4647499 100644
--- a/chrome/browser/profiles/profile_impl_io_data.h
+++ b/chrome/browser/profiles/profile_impl_io_data.h
@@ -76,7 +76,6 @@ class ProfileImplIOData : public ProfileIOData {
     scoped_refptr<ChromeURLRequestContextGetter> CreateMainRequestContextGetter(
         content::ProtocolHandlerMap* protocol_handlers,
         content::URLRequestInterceptorScopedVector request_interceptors,
-        PrefService* local_state,
         IOThread* io_thread) const;
     scoped_refptr<ChromeURLRequestContextGetter>
         CreateIsolatedAppRequestContextGetter(