camera2: Don't log vendor tag errors when camera HAL too old

Change-Id: Iac3d23284230c95c85ee404abbf9b22df1ae721c
diff --git a/include/camera/ICameraService.h b/include/camera/ICameraService.h
index 6ccbf67..6e48f22 100644
--- a/include/camera/ICameraService.h
+++ b/include/camera/ICameraService.h
@@ -60,12 +60,16 @@
 
     virtual int32_t  getNumberOfCameras() = 0;
     virtual status_t getCameraInfo(int cameraId,
-                                          struct CameraInfo* cameraInfo) = 0;
+            /*out*/
+            struct CameraInfo* cameraInfo) = 0;
 
     virtual status_t getCameraCharacteristics(int cameraId,
-                                              CameraMetadata* cameraInfo) = 0;
+            /*out*/
+            CameraMetadata* cameraInfo) = 0;
 
-    virtual status_t getCameraVendorTagDescriptor(sp<VendorTagDescriptor>& desc) = 0;
+    virtual status_t getCameraVendorTagDescriptor(
+            /*out*/
+            sp<VendorTagDescriptor>& desc) = 0;
 
     // Returns 'OK' if operation succeeded
     // - Errors: ALREADY_EXISTS if the listener was already added
diff --git a/include/camera/VendorTagDescriptor.h b/include/camera/VendorTagDescriptor.h
index 0fefe1a..ea21d31 100644
--- a/include/camera/VendorTagDescriptor.h
+++ b/include/camera/VendorTagDescriptor.h
@@ -63,7 +63,9 @@
          *
          * Returns OK on success, or a negative error code.
          */
-        status_t writeToParcel(/*out*/Parcel* parcel) const;
+        status_t writeToParcel(
+                /*out*/
+                Parcel* parcel) const;
 
         // Static methods:
 
@@ -93,7 +95,7 @@
          *
          * Returns OK on success, or a negative error code.
          */
-        static status_t setAsGlobalVendorTagDescriptor(sp<VendorTagDescriptor>& desc);
+        static status_t setAsGlobalVendorTagDescriptor(const sp<VendorTagDescriptor>& desc);
 
         /**
          * Clears the global vendor tag descriptor used by this process.