Reduce usage of MessageLoopProxy in base/

base/prefs/pref_member.h

Index: base/prefs/pref_member.h
diff --git a/base/prefs/pref_member.h b/base/prefs/pref_member.h
index fc277930a5f9be686fe62a5a4f6c7a0fba8d7c6c..78dd3af1b68c92fdf123eacda3710a678c048a7a 100644
--- a/base/prefs/pref_member.h
+++ b/base/prefs/pref_member.h
@@ -65,7 +65,7 @@ class BASE_PREFS_EXPORT PrefMemberBase : public PrefObserver {
                      bool is_user_modifiable,
                      const base::Closure& callback) const;
 
-    void MoveToThread(
+    void UseAlternateTaskRunner(
         const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
 
     // See PrefMember<> for description.
@@ -92,7 +92,7 @@ class BASE_PREFS_EXPORT PrefMemberBase : public PrefObserver {
 
     bool IsOnCorrectThread() const;
 
-    scoped_refptr<base::SingleThreadTaskRunner> thread_loop_;
+    scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
     mutable bool is_managed_;
     mutable bool is_user_modifiable_;
 
@@ -112,7 +112,7 @@ class BASE_PREFS_EXPORT PrefMemberBase : public PrefObserver {
   // See PrefMember<> for description.
   void Destroy();
 
-  void MoveToThread(
+  void UseAlternateTaskRunner(
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
 
   // PrefObserver
@@ -185,9 +185,9 @@ class PrefMember : public subtle::PrefMemberBase {
 
   // Unsubscribes the PrefMember from the PrefService. After calling this
   // function, the PrefMember may not be used any more on the UI thread.
-  // Assuming |MoveToThread| was previously called, |GetValue|, |IsManaged|,
-  // and |IsUserModifiable| can still be called from the other thread but
-  // the results will no longer update from the PrefService.
+  // Assuming |UseAlternateTaskRunner| was previously called, |GetValue|,
+  // |IsManaged|, and |IsUserModifiable| can still be called from the other
+  // thread but the results will no longer update from the PrefService.
   // This method should only be called on the UI thread.
   void Destroy() {
     subtle::PrefMemberBase::Destroy();
@@ -198,16 +198,16 @@ class PrefMember : public subtle::PrefMemberBase {
   // via PostTask.
   // This method should only be used from the thread the PrefMember is currently
   // on, which is the UI thread by default.
-  void MoveToThread(
+  void UseAlternateTaskRunner(
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner) {
-    subtle::PrefMemberBase::MoveToThread(task_runner);
+    subtle::PrefMemberBase::UseAlternateTaskRunner(task_runner);
   }
 
   // Check whether the pref is managed, i.e. controlled externally through
   // enterprise configuration management (e.g. windows group policy). Returns
   // false for unknown prefs.
   // This method should only be used from the thread the PrefMember is currently
-  // on, which is the UI thread unless changed by |MoveToThread|.
+  // on, which is the UI thread unless changed by |UseAlternateTaskRunner|.
   bool IsManaged() const {
     VerifyPref();
     return internal_->IsManaged();
@@ -217,7 +217,7 @@ class PrefMember : public subtle::PrefMemberBase {
   // when the pref is managed by a policy or an extension, and when a command
   // line flag overrides the pref.
   // This method should only be used from the thread the PrefMember is currently
-  // on, which is the UI thread unless changed by |MoveToThread|.
+  // on, which is the UI thread unless changed by |UseAlternateTaskRunner|.
   bool IsUserModifiable() const {
     VerifyPref();
     return internal_->IsUserModifiable();
@@ -225,7 +225,7 @@ class PrefMember : public subtle::PrefMemberBase {
 
   // Retrieve the value of the member variable.
   // This method should only be used from the thread the PrefMember is currently
-  // on, which is the UI thread unless changed by |MoveToThread|.
+  // on, which is the UI thread unless changed by |UseAlternateTaskRunner|.
   ValueType GetValue() const {
     VerifyPref();
     return internal_->value();