Fix some compiler warnings

This CL fixes the following compiler warnings.

- Indirect access to static member
- Access to a non-accessible member of an enclosing type
- Parameter assignment
- Method can be static
- Local variable declaration hides another field or variable
- Value of local variable is not used
- Unused import
- Unused private member
- Unnecessary 'else' statement
- Unnecessary declaration of throw exception
- Redundant type arguments
- Missing '@Override' annotation
- Unused '@SuppressWarning' annotations

Bug: 18003991
Change-Id: Icfebe753e53a2cc621848f769d6a3d7ce501ebc7

1 files changed, 2 insertions, 2 deletions

diff --git a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
index c9e8f9118..db4315f8f 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
@@ -226,7 +226,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
         createClientTable(db);
     }
 
-    private void addRawChecksumColumnUnlessPresent(final SQLiteDatabase db) {
+    private static void addRawChecksumColumnUnlessPresent(final SQLiteDatabase db) {
         try {
             db.execSQL("SELECT " + RAW_CHECKSUM_COLUMN + " FROM "
                     + METADATA_TABLE_NAME + " LIMIT 0;");
@@ -237,7 +237,7 @@ public class MetadataDbHelper extends SQLiteOpenHelper {
         }
     }
 
-    private void addRetryCountColumnUnlessPresent(final SQLiteDatabase db) {
+    private static void addRetryCountColumnUnlessPresent(final SQLiteDatabase db) {
         try {
             db.execSQL("SELECT " + RETRY_COUNT_COLUMN + " FROM "
                     + METADATA_TABLE_NAME + " LIMIT 0;");