SoundTrigger: fix KeyphraseRecognitionEvent parceling

Always include the Audioformat in the parcel if not
null.

Bug: 17489186.
Change-Id: I8bea031942b55078e5637959d5bf70961d134733
diff --git a/core/java/android/hardware/soundtrigger/SoundTrigger.java b/core/java/android/hardware/soundtrigger/SoundTrigger.java
index 7390e2b..746ead2 100644
--- a/core/java/android/hardware/soundtrigger/SoundTrigger.java
+++ b/core/java/android/hardware/soundtrigger/SoundTrigger.java
@@ -873,7 +873,7 @@
             int capturePreambleMs = in.readInt();
             boolean triggerInData = in.readByte() == 1;
             AudioFormat captureFormat = null;
-            if (triggerInData) {
+            if (in.readByte() == 1) {
                 int sampleRate = in.readInt();
                 int encoding = in.readInt();
                 int channelMask = in.readInt();
@@ -899,7 +899,8 @@
             dest.writeInt(captureSession);
             dest.writeInt(captureDelayMs);
             dest.writeInt(capturePreambleMs);
-            if (triggerInData && (captureFormat != null)) {
+            dest.writeByte((byte) (triggerInData ? 1 : 0));
+            if (captureFormat != null) {
                 dest.writeByte((byte)1);
                 dest.writeInt(captureFormat.getSampleRate());
                 dest.writeInt(captureFormat.getEncoding());