Add a cache for recently viewed webpages.

chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
index 8e454fe7e15bf0c3bc5b8a0bd042923c9d40bc3d..a7313a02a433dd3a2cb533c80e21aac7540963e0 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
@@ -231,6 +231,8 @@ public class ChromeTabbedActivity extends ChromeActivity implements OverviewMode
 
     private LocaleManager mLocaleManager;
 
+    private AppIndexingUtil mAppIndexingUtil;
+
     /**
      * Keeps track of whether or not a specific tab was created based on the startup intent.
      */
@@ -314,6 +316,7 @@ public class ChromeTabbedActivity extends ChromeActivity implements OverviewMode
     public ChromeTabbedActivity() {
         mActivityStopMetrics = new ActivityStopMetrics();
         mMainIntentMetrics = new MainIntentBehaviorMetrics(this);
+        mAppIndexingUtil = new AppIndexingUtil();
     }
 
     @Override
@@ -1249,7 +1252,7 @@ public class ChromeTabbedActivity extends ChromeActivity implements OverviewMode
 
             @Override
             public void onPageLoadFinished(final Tab tab) {
-                AppIndexingUtil.extractCopylessPasteMetadata(tab);
+                mAppIndexingUtil.extractCopylessPasteMetadata(tab);
             }
 
             @Override