Reduce scope of variables

src/main/java/appeng/items/tools/powered/ToolColorApplicator.java

@@ -133,7 +133,6 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
 			float hitZ )
 	{
 		Block blk = w.getBlockState( pos ).getBlock();
-		double powerPerUse = 100;
 
 		ItemStack paintBall = this.getColor( is );
 
@@ -157,6 +156,7 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
 				return false;
 			}
 
+			double powerPerUse = 100;
 			if( paintBall != null && paintBall.getItem() instanceof ItemSnowball )
 			{
 				TileEntity te = w.getTileEntity( pos );

src/main/java/appeng/items/tools/powered/ToolMassCannon.java

@@ -204,9 +204,8 @@ public class ToolMassCannon extends AEBasePoweredItem implements IStorageCell
 		Entity entity = null;
 		List list = w.getEntitiesWithinAABBExcludingEntity( p, bb );
 		double closest = 9999999.0D;
-		int l;
 
-		for( l = 0; l < list.size(); ++l )
+		for( int l = 0; l < list.size(); ++l )
 		{
 			Entity entity1 = (Entity) list.get( l );
 
@@ -323,9 +322,8 @@ public class ToolMassCannon extends AEBasePoweredItem implements IStorageCell
 			Entity entity = null;
 			List list = w.getEntitiesWithinAABBExcludingEntity( p, bb );
 			double closest = 9999999.0D;
-			int l;
 
-			for( l = 0; l < list.size(); ++l )
+			for( int l = 0; l < list.size(); ++l )
 			{
 				Entity entity1 = (Entity) list.get( l );