Fix FindBugs issues

IntProperty: Infinite recursive loop
SQLiteSession: Null pointer dereference
UsbStoreActivity: Null pointer derefence
LocationManagerService: No relationship between generic parameter and method argument
ActivityManagerService: Call to equals() comparing different types
ChooseAccountTypeActivity: Possible null pointer dereference
RuimRecords: Possible null pointer derefence

Change-Id: I9d631c50c30eb98e32cca5a5085513b6904db676
framework: fix reference leak in activiy manager

Change-Id: If7f27ea35f5a1d1dd7c98fbe5f92729ab9ba0257
wifi: Set the mode at native layer

 * Set normal/AP mode so that the HAL can specify correct module
   arguments when loading the driver.

Change-Id: I6eee2cc53b5f1e70306e252e52c909833f220515

Conflicts:
	wifi/java/android/net/wifi/WifiNative.java
	wifi/java/android/net/wifi/WifiStateMachine.java