Camera: Propagate all offline stream ids to clients

Camera clients must be aware of any configured streams
that can support offline processing mode.
A few corner cases that need to be considered:
 - Composite streams can support offline mode only
   when all internal streams support it as well.
 - Streams that use the internal camera buffer manager
   will not have support for offline mode.
 - Shared streams are also unsupported in offline mode.

Bug: 135142453
Test: Camera CTS
Change-Id: Idde826a6fb18a8907850e87cfe593de7cb1c5f4a
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index 6810fea..7279baf 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -150,6 +150,8 @@
     status_t getInputBufferProducer(
             sp<IGraphicBufferProducer> *producer) override;
 
+    void getOfflineStreamIds(std::vector<int> *offlineStreamIds) override;
+
     status_t createDefaultRequest(int templateId, CameraMetadata *request) override;
 
     // Transitions to the idle state on success