Update DexFile#getDexOptNeeded usages to reflect API change

Test: make and boot
Merged-in: I68f9f617d6722a7ba8b00aa2181cb38a165cfc51
Bug: 36598475
(partially cherry-picked from commit 246dccf932)

Change-Id: Idfc9276eb2b61244bbd634f49a3912dab6fcabfa

core/java/com/android/internal/os/ZygoteInit.java

@@ -548,7 +548,7 @@ public class ZygoteInit {
             try {
                 dexoptNeeded = DexFile.getDexOptNeeded(
                     classPathElement, instructionSet, "speed",
-                    false /* newProfile */);
+                    false /* newProfile */, false /* downgrade */);
             } catch (FileNotFoundException ignored) {
                 // Do not add to the classpath.
                 Log.w(TAG, "Missing classpath element for system server: " + classPathElement);

services/core/java/com/android/server/pm/PackageDexOptimizer.java

@@ -428,7 +428,8 @@ public class PackageDexOptimizer {
             boolean newProfile) {
         int dexoptNeeded;
         try {
-            dexoptNeeded = DexFile.getDexOptNeeded(path, isa, compilerFilter, newProfile);
+          dexoptNeeded = DexFile.getDexOptNeeded(path, isa, compilerFilter, newProfile,
+              false /* downgrade */);
         } catch (IOException ioe) {
             Slog.w(TAG, "IOException reading apk: " + path, ioe);
             return DEX_OPT_FAILED;