Fix 2 unused parameter warnings in zipalign.

ZipFile parameter was not used and therefore can be removed.

Bug: 26936282
Change-Id: Id2b6e693b40571b7e7486304a6effaedc1b3c940
diff --git a/tools/zipalign/ZipEntry.h b/tools/zipalign/ZipEntry.h
index 129a759..e06567d 100644
--- a/tools/zipalign/ZipEntry.h
+++ b/tools/zipalign/ZipEntry.h
@@ -167,7 +167,7 @@
      * Initialize the structure with the contents of a ZipEntry from
      * another file.
      */
-    status_t initFromExternal(const ZipFile* pZipFile, const ZipEntry* pEntry);
+    status_t initFromExternal(const ZipEntry* pEntry);
 
     /*
      * Add some pad bytes to the LFH.  We do this by adding or resizing