audio flinger: rename Bluetooth latency mode APIs

Rename APIs controlling Bluetooth variable latency
after API review suggestions.

Bug: 257922898
Test: make
Change-Id: I517ad9c6aef14975c9e0a1a2703d1b17d638ea0e
diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index ba3e703..d895f80 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -846,17 +846,28 @@
     return NO_ERROR;
 }
 
-status_t AudioFlingerClientAdapter::setBluetoothLatencyModesEnabled(bool enabled) {
-    return statusTFromBinderStatus(mDelegate->setBluetoothLatencyModesEnabled(enabled));
+status_t AudioFlingerClientAdapter::setBluetoothVariableLatencyEnabled(bool enabled) {
+    return statusTFromBinderStatus(mDelegate->setBluetoothVariableLatencyEnabled(enabled));
 }
 
-status_t AudioFlingerClientAdapter::supportsBluetoothLatencyModes(bool* support) {
+status_t AudioFlingerClientAdapter::isBluetoothVariableLatencyEnabled(bool* enabled) {
+    if (enabled == nullptr) {
+        return BAD_VALUE;
+    }
+
+    RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(
+            mDelegate->isBluetoothVariableLatencyEnabled(enabled)));
+
+    return NO_ERROR;
+}
+
+status_t AudioFlingerClientAdapter::supportsBluetoothVariableLatency(bool* support) {
     if (support == nullptr) {
         return BAD_VALUE;
     }
 
     RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(
-            mDelegate->supportsBluetoothLatencyModes(support)));
+            mDelegate->supportsBluetoothVariableLatency(support)));
 
     return NO_ERROR;
 }
@@ -1389,12 +1400,16 @@
     return Status::ok();
 }
 
-Status AudioFlingerServerAdapter::setBluetoothLatencyModesEnabled(bool enabled) {
-    return Status::fromStatusT(mDelegate->setBluetoothLatencyModesEnabled(enabled));
+Status AudioFlingerServerAdapter::setBluetoothVariableLatencyEnabled(bool enabled) {
+    return Status::fromStatusT(mDelegate->setBluetoothVariableLatencyEnabled(enabled));
 }
 
-Status AudioFlingerServerAdapter::supportsBluetoothLatencyModes(bool *support) {
-    return Status::fromStatusT(mDelegate->supportsBluetoothLatencyModes(support));
+Status AudioFlingerServerAdapter::isBluetoothVariableLatencyEnabled(bool *enabled) {
+    return Status::fromStatusT(mDelegate->isBluetoothVariableLatencyEnabled(enabled));
+}
+
+Status AudioFlingerServerAdapter::supportsBluetoothVariableLatency(bool *support) {
+    return Status::fromStatusT(mDelegate->supportsBluetoothVariableLatency(support));
 }
 
 Status AudioFlingerServerAdapter::getSoundDoseInterface(