cameraserver: Add support for hiding secure cameras.

Bug: 123046494

Test: Sanity -> GCA
Test: Hardcode all cameras hidden, AImageReaderVendorTest passes, GCA
      cannot find cameras.

Change-Id: I7780751101c660e47d84627ec191f43d268f1aa9
Signed-off-by: Jayant Chowdhary <jchowdhary@google.com>
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.h b/services/camera/libcameraservice/common/CameraProviderManager.h
index fbd7d2e..18869f5 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.h
+++ b/services/camera/libcameraservice/common/CameraProviderManager.h
@@ -264,6 +264,7 @@
      */
     bool isLogicalCamera(const std::string& id, std::vector<std::string>* physicalCameraIds);
 
+    bool isPublicallyHiddenSecureCamera(const std::string& id);
     bool isHiddenPhysicalCamera(const std::string& cameraId);
 
     static const float kDepthARTolerance;
@@ -354,6 +355,7 @@
             std::vector<std::string> mPhysicalIds;
             hardware::CameraInfo mInfo;
             sp<IBase> mSavedInterface;
+            bool mIsPublicallyHiddenSecureCamera = false;
 
             const hardware::camera::common::V1_0::CameraResourceCost mResourceCost;
 
@@ -471,6 +473,7 @@
             CameraMetadata mCameraCharacteristics;
             std::unordered_map<std::string, CameraMetadata> mPhysicalCameraCharacteristics;
             void queryPhysicalCameraIds();
+            bool isPublicallyHiddenSecureCamera();
             status_t fixupMonochromeTags();
             status_t addDynamicDepthTags();
             static void getSupportedSizes(const CameraMetadata& ch, uint32_t tag,