UsbManager / UsbService / UsbDeviceManager: delete unused code

These functions are never called.

Change-Id: Ic436e1036bed717d2c64701fddd9a810abb9443e

2 files changed, 0 insertions, 40 deletions

diff --git a/core/java/android/hardware/usb/IUsbManager.aidl b/core/java/android/hardware/usb/IUsbManager.aidl
index 9bc967f..e4ab3f2 100644
--- a/core/java/android/hardware/usb/IUsbManager.aidl
+++ b/core/java/android/hardware/usb/IUsbManager.aidl
@@ -85,9 +85,6 @@ interface IUsbManager
     /* Sets the current USB function. */
     void setCurrentFunction(String function, boolean makeDefault);
 
-    /* Sets the file path for USB mass storage backing file. */
-    void setMassStorageBackingFile(String path);
-
     /* Allow USB debugging from the attached host. If alwaysAllow is true, add the
      * the public key to list of host keys that the user has approved.
      */
diff --git a/core/java/android/hardware/usb/UsbManager.java b/core/java/android/hardware/usb/UsbManager.java
index f283051..a45d4ca 100644
--- a/core/java/android/hardware/usb/UsbManager.java
+++ b/core/java/android/hardware/usb/UsbManager.java
@@ -410,28 +410,6 @@ public class UsbManager {
         }
     }
 
-    private static boolean propertyContainsFunction(String property, String function) {
-        String functions = SystemProperties.get(property, "");
-        int index = functions.indexOf(function);
-        if (index < 0) return false;
-        if (index > 0 && functions.charAt(index - 1) != ',') return false;
-        int charAfter = index + function.length();
-        if (charAfter < functions.length() && functions.charAt(charAfter) != ',') return false;
-        return true;
-    }
-
-    /**
-     * Returns true if the specified USB function is currently enabled.
-     *
-     * @param function name of the USB function
-     * @return true if the USB function is enabled.
-     *
-     * {@hide}
-     */
-    public boolean isFunctionEnabled(String function) {
-        return propertyContainsFunction("sys.usb.config", function);
-    }
-
     /**
      * Returns the current default USB function.
      *
@@ -465,19 +443,4 @@ public class UsbManager {
             Log.e(TAG, "RemoteException in setCurrentFunction", e);
         }
     }
-
-    /**
-     * Sets the file path for USB mass storage backing file.
-     *
-     * @param path backing file path
-     *
-     * {@hide}
-     */
-    public void setMassStorageBackingFile(String path) {
-        try {
-            mService.setMassStorageBackingFile(path);
-        } catch (RemoteException e) {
-            Log.e(TAG, "RemoteException in setDefaultFunction", e);
-        }
-    }
 }