Add background scan routines and callbacks to broadcast radio HAL.

Bug: b/34054813
Test: existing VTS pass, none added.
Change-Id: I2009e73a9e5edc4752366fd84f67b5a745856441
diff --git a/broadcastradio/1.1/Android.bp b/broadcastradio/1.1/Android.bp
index 570d1ae..12611dd 100644
--- a/broadcastradio/1.1/Android.bp
+++ b/broadcastradio/1.1/Android.bp
@@ -4,6 +4,7 @@
     name: "android.hardware.broadcastradio@1.1_hal",
     srcs: [
         "types.hal",
+        "IBroadcastRadio.hal",
         "IBroadcastRadioFactory.hal",
         "ITuner.hal",
         "ITunerCallback.hal",
@@ -19,6 +20,7 @@
     ],
     out: [
         "android/hardware/broadcastradio/1.1/types.cpp",
+        "android/hardware/broadcastradio/1.1/BroadcastRadioAll.cpp",
         "android/hardware/broadcastradio/1.1/BroadcastRadioFactoryAll.cpp",
         "android/hardware/broadcastradio/1.1/TunerAll.cpp",
         "android/hardware/broadcastradio/1.1/TunerCallbackAll.cpp",
@@ -34,6 +36,11 @@
     ],
     out: [
         "android/hardware/broadcastradio/1.1/types.h",
+        "android/hardware/broadcastradio/1.1/IBroadcastRadio.h",
+        "android/hardware/broadcastradio/1.1/IHwBroadcastRadio.h",
+        "android/hardware/broadcastradio/1.1/BnHwBroadcastRadio.h",
+        "android/hardware/broadcastradio/1.1/BpHwBroadcastRadio.h",
+        "android/hardware/broadcastradio/1.1/BsBroadcastRadio.h",
         "android/hardware/broadcastradio/1.1/IBroadcastRadioFactory.h",
         "android/hardware/broadcastradio/1.1/IHwBroadcastRadioFactory.h",
         "android/hardware/broadcastradio/1.1/BnHwBroadcastRadioFactory.h",