Change default preload setting to 'Always'.

Also some tidying up to that the default is only specified in a
single place.

Change-Id: I6d66739a8b0d307f8af3c29c62d122a3044c4943
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 77e25a3..9bf1dcb 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -656,6 +656,7 @@
     <string name="pref_data_preload_value_never" translatable="false">NEVER</string>
     <string name="pref_data_preload_value_wifi_only" translatable="false">WIFI_ONLY</string>
     <string name="pref_data_preload_value_always" translatable="false">ALWAYS</string>
+    <string name="pref_data_preload_default_value" translatable="false">@string/pref_data_preload_value_always</string>
     <string-array name="pref_data_preload_values" translatable="false">
         <item><xliff:g>@string/pref_data_preload_value_never</xliff:g></item>
         <item><xliff:g>@string/pref_data_preload_value_wifi_only</xliff:g></item>
diff --git a/res/xml/bandwidth_preferences.xml b/res/xml/bandwidth_preferences.xml
index 8a31304..f294026 100644
--- a/res/xml/bandwidth_preferences.xml
+++ b/res/xml/bandwidth_preferences.xml
@@ -20,7 +20,7 @@
         android:key="preload_when"
         android:title="@string/pref_data_preload_title"
         android:summary="@string/pref_data_preload_summary"
-        android:defaultValue="@string/pref_data_preload_value_wifi_only"
+        android:defaultValue="@string/pref_data_preload_default_value"
         android:entries="@array/pref_data_preload_choices"
         android:entryValues="@array/pref_data_preload_values"
         android:dialogTitle="@string/pref_data_preload_dialogtitle" />
diff --git a/src/com/android/browser/BrowserSettings.java b/src/com/android/browser/BrowserSettings.java
index ce8a9c1..6b8daec 100644
--- a/src/com/android/browser/BrowserSettings.java
+++ b/src/com/android/browser/BrowserSettings.java
@@ -789,7 +789,7 @@
     }
 
     private String getDefaultPreloadSetting() {
-        return getPreloadOnWifiOnlyPreferenceString(mContext);
+        return mContext.getResources().getString(R.string.pref_data_preload_default_value);
     }
 
     public String getPreloadEnabled() {