37     ssize_t index = mBufferPool.indexOfKey(handle);  in addMapper()  local
38     if (index >= 0) {  in addMapper()
44     index = mBufferPool.add(handle, mapper);  in addMapper()
45     if (index < 0) {  in addMapper()
46         ETRACE("failed to add mapper. err = %d", (int)index);  in addMapper()
55     ssize_t index;  in removeMapper()  local
62     index = mBufferPool.removeItem(mapper->getKey());  in removeMapper()
63     if (index < 0) {  in removeMapper()
64         WTRACE("failed to remove mapper. err = %d", (int)index);  in removeMapper()
73     ssize_t index = mBufferPool.indexOfKey(handle);  in getMapper()  local
74     if (index < 0) {  in getMapper()
78     return mBufferPool.valueAt(index);  in getMapper()
86 BufferMapper* BufferCache::getMapper(uint32_t index)  in getMapper()  argument
88     if (index >= mBufferPool.size()) {  in getMapper()
92     BufferMapper* mapper = mBufferPool.valueAt(index);  in getMapper()