UsbDebuggingManager: Fix multiple NPEs toggling USB debugging

Change-Id: I7ac039fe51a32d35ef00eaa71accb85cd57d4d8a
Signed-off-by: atl4ntis <atl4ntis@gmail.com>
Don't rely on gcc extensions

Variable-length arrays of non-POD data types are a gcc extension
not currently supported by clang.

Change-Id: I9cd1aed742ac70e642771ff455582727fbafaec2
Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
Fix memory leak in PatchCache

Patch object should be deleted when removing its corresponding
cache entry from PatchCache.

Change-Id: I8dfd7f557f6e5c6e9a9c04ba915372790e6f34f5
Signed-off-by: Sangkyu Lee <sk82.lee@lge.com>