Use audio_module_handle_t and audio_patch_handle_t consistently

Bug: 27814144
Change-Id: I54b7a73ec318779fd3addb060998f4d94141152d
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index ae8cf15..d25dabd 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -2412,7 +2412,7 @@
             return INVALID_OPERATION;
         }
     } else {
-        *handle = 0;
+        *handle = AUDIO_PATCH_HANDLE_NONE;
     }
 
     if (patch->sources[0].type == AUDIO_PORT_TYPE_MIX) {
@@ -4692,7 +4692,7 @@
     sp< AudioPatch> patchDesc = mAudioPatches.valueAt(index);
     status_t status = mpClientInterface->releaseAudioPatch(patchDesc->mAfPatchHandle, delayMs);
     ALOGV("resetOutputDevice() releaseAudioPatch returned %d", status);
-    outputDesc->setPatchHandle(0);
+    outputDesc->setPatchHandle(AUDIO_PATCH_HANDLE_NONE);
     removeAudioPatch(patchDesc->mHandle);
     nextAudioPortGeneration();
     mpClientInterface->onAudioPatchListUpdate();
@@ -4778,7 +4778,7 @@
     sp< AudioPatch> patchDesc = mAudioPatches.valueAt(index);
     status_t status = mpClientInterface->releaseAudioPatch(patchDesc->mAfPatchHandle, 0);
     ALOGV("resetInputDevice() releaseAudioPatch returned %d", status);
-    inputDesc->setPatchHandle(0);
+    inputDesc->setPatchHandle(AUDIO_PATCH_HANDLE_NONE);
     removeAudioPatch(patchDesc->mHandle);
     nextAudioPortGeneration();
     mpClientInterface->onAudioPatchListUpdate();