TabManagerDelegate: Better prioritize ARC processes.

chrome/browser/memory/tab_manager.h

Index: chrome/browser/memory/tab_manager.h
diff --git a/chrome/browser/memory/tab_manager.h b/chrome/browser/memory/tab_manager.h
index 53793adef8ee733b2b2560f9576f05c211578df4..0f750d35d12d009e6dbdf756a5c28a84ff8de781 100644
--- a/chrome/browser/memory/tab_manager.h
+++ b/chrome/browser/memory/tab_manager.h
@@ -124,7 +124,6 @@ class TabManager : public TabStripModelObserver {
   // thread.
   TabStatsList GetUnsortedTabStats();
 
-  // Add/remove observers.
   void AddObserver(TabManagerObserver* observer);
   void RemoveObserver(TabManagerObserver* observer);
 
@@ -138,6 +137,10 @@ class TabManager : public TabStripModelObserver {
   // Sets/clears the auto-discardable state of the tab.
   void SetTabAutoDiscardableState(content::WebContents* contents, bool state);
 
+  // Returns true if |first| is considered less desirable to be killed than
+  // |second|.
+  static bool CompareTabStats(const TabStats& first, const TabStats& second);
+
  private:
   FRIEND_TEST_ALL_PREFIXES(TabManagerTest, AutoDiscardable);
   FRIEND_TEST_ALL_PREFIXES(TabManagerTest, CanOnlyDiscardOnce);
@@ -260,10 +263,6 @@ class TabManager : public TabStripModelObserver {
   // creating one if needed.
   WebContentsData* GetWebContentsData(content::WebContents* contents) const;
 
-  // Returns true if |first| is considered less desirable to be killed than
-  // |second|.
-  static bool CompareTabStats(TabStats first, TabStats second);
-
   // Returns either the system's clock or the test clock. See |test_tick_clock_|
   // for more details.
   base::TimeTicks NowTicks() const;