Some improvements to the manage apps code:

- Battery stats now aggregates bluetooth usage.
- Battery stats now uses new history iterator API.
- Battery stats chart is refectored to have the start of a
  common facility for building tick charts.
- Manage apps will now asynchronously wait for the apps list
  if it is taking >.25ms to build.

Change-Id: I568dd74beedf9a0a5a4c88ab567510cee9af8299

src/com/android/settings/applications/InstalledAppDetails.java

@@ -18,6 +18,7 @@ package com.android.settings.applications;
 
 import com.android.internal.content.PackageHelper;
 import com.android.settings.R;
+import com.android.settings.applications.ApplicationsState.AppEntry;
 
 import android.app.Activity;
 import android.app.ActivityManager;
@@ -384,6 +385,10 @@ public class InstalledAppDetails extends Activity
         refreshUi();
     }
 
+    @Override
+    public void onRebuildComplete(ArrayList<AppEntry> apps) {
+    }
+
     @Override
     public void onPackageSizeChanged(String packageName) {
         if (packageName.equals(mAppEntry.info.packageName)) {