Make TAG field package-private in several classes

Specifically, several internal classes.

This makes a little more sense since they are accessed outside of the
class that they are defined in.

In addition, this fixes errors created by proguard when building with
OpenJDK.

Change-Id: If2e2f90558e04e777a0c4dbc2ccd1f6c46dd8228

src/com/android/email/activity/setup/AccountSettings.java

@@ -761,7 +761,7 @@ public class AccountSettings extends PreferenceActivity {
      * Dialog fragment to show "exit with unsaved changes?" dialog
      */
     /* package */ static class UnsavedChangesDialogFragment extends DialogFragment {
-        private final static String TAG = "UnsavedChangesDialogFragment";
+        final static String TAG = "UnsavedChangesDialogFragment";
 
         // Argument bundle keys
         private final static String BUNDLE_KEY_HEADER = "UnsavedChangesDialogFragment.Header";

src/com/android/email/activity/setup/AccountSettingsFragment.java

@@ -692,7 +692,7 @@ public class AccountSettingsFragment extends PreferenceFragment {
      * Dialog fragment to show "remove account?" dialog
      */
     public static class DeleteAccountFragment extends DialogFragment {
-        private final static String TAG = "DeleteAccountFragment";
+        final static String TAG = "DeleteAccountFragment";
 
         // Argument bundle keys
         private final static String BUNDLE_KEY_ACCOUNT_NAME = "DeleteAccountFragment.Name";

src/com/android/email/activity/setup/AccountSetupBasics.java

@@ -701,7 +701,7 @@ public class AccountSetupBasics extends AccountSetupActivity
      * Dialog fragment to show "setup note" dialog
      */
     public static class NoteDialogFragment extends DialogFragment {
-        private final static String TAG = "NoteDialogFragment";
+        final static String TAG = "NoteDialogFragment";
 
         // Argument bundle keys
         private final static String BUNDLE_KEY_NOTE = "NoteDialogFragment.Note";