Use BluetoothAdapter instead of LocalBluetoothAdapter

LocalBluetoothAdapter only has a few APIs that is not supported
by BluetoothAdapter, and lots of LocalBluetoothAdapter function
pass parameter to BluetoothAdapter directly.
Do the refactor in Settings, use BluetoothAdapter instead of
LocalBluetoothAdapter.

Bug: 111769754
Test: make -j42 RunSettingsRoboTests
Change-Id: I88e5a8377b5d1106c7679e6a8c3fd1ca1a80ea6f

tests/robotests/src/com/android/settings/bluetooth/BluetoothSwitchPreferenceControllerTest.java

@@ -43,8 +43,6 @@ public class BluetoothSwitchPreferenceControllerTest {
 
     public static final String BLUETOOTH_INFO_STRING = "When Bluetooth is turned on, your device"
             + " can communicate with other nearby Bluetooth devices.";
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
-    private LocalBluetoothManager mBluetoothManager;
     @Mock
     private RestrictionUtils mRestrictionUtils;
     @Mock
@@ -62,7 +60,7 @@ public class BluetoothSwitchPreferenceControllerTest {
         FakeFeatureFactory.setupForTest();
 
         mController =
-            new BluetoothSwitchPreferenceController(mContext, mBluetoothManager, mRestrictionUtils,
+            new BluetoothSwitchPreferenceController(mContext, mRestrictionUtils,
                     mSwitchController, mFooterPreference);
     }