Merge "Use std::move for dictionary properties."

...ve/jni/com_android_inputmethod_latin_BinaryDictionary.cpp

...ni/src/suggest/core/dictionary/property/bigram_property.h

...i/src/suggest/core/dictionary/property/unigram_property.h

.../jni/src/suggest/core/dictionary/property/word_property.h

...ary/structure/backward/v402/ver4_patricia_trie_policy.cpp

...licyimpl/dictionary/structure/v2/patricia_trie_policy.cpp

...mpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp

native/jni/src/utils/int_array_view.h

native/jni/tests/utils/int_array_view_test.cpp