Add additional info to AudioPort for enum/selection API.

Add "device name" member to AudioPort.
Moved unique device ID from DevicePort to AudioPort.
Straighten out confusion between "name" and "address"
Created string constants for Intent "extra" data keys.
Combine card/address data into "address" at sender.Add additional info to AudioPort for enum/selection API.

Change-Id: I1be308e12b09cd0ead9a3e9fbc9c385462299fb5
diff --git a/services/audiopolicy/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/AudioPolicyInterfaceImpl.cpp
index a45dbb3..e9ff8389 100644
--- a/services/audiopolicy/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/AudioPolicyInterfaceImpl.cpp
@@ -28,7 +28,8 @@
 
 status_t AudioPolicyService::setDeviceConnectionState(audio_devices_t device,
                                                   audio_policy_dev_state_t state,
-                                                  const char *device_address)
+                                                  const char *device_address,
+                                                  const char *device_name)
 {
     if (mAudioPolicyManager == NULL) {
         return NO_INIT;
@@ -46,8 +47,8 @@
 
     ALOGV("setDeviceConnectionState()");
     Mutex::Autolock _l(mLock);
-    return mAudioPolicyManager->setDeviceConnectionState(device,
-                                                      state, device_address);
+    return mAudioPolicyManager->setDeviceConnectionState(device, state,
+                                                         device_address, device_name);
 }
 
 audio_policy_dev_state_t AudioPolicyService::getDeviceConnectionState(