Do not re-implement android.util.LruCache

The reason for doing this was because LinkedHashMap in Android has an
extra method (eldest) compared to the Java version. However, since we
delegate that method in LinkedHashMap_Delegate, that is not an issue.

Bug: N/A
Test: N/A
Change-Id: Ieb412aa47e972961d2d825c05187580ce2eb0f84
(cherry picked from commit 884037d7dee65868426b5c0538f011e55500c560)
2 files changed