81         bool find(SkThreadID threadID) const {  in find()
83                 if (t == threadID) return true;  in find()
89         bool tryAdd(SkThreadID threadID) {  in tryAdd()  argument
91                 if (t == threadID) return false;  in tryAdd()
93             fThreadIDs.append(1, &threadID);  in tryAdd()
97         bool tryRemove(SkThreadID threadID) {  in tryRemove()  argument
99                 if (fThreadIDs[i] == threadID) {  in tryRemove()
129         SkThreadID threadID(SkGetThreadID());  in acquire()  local
135             if (!fWaitingExclusive->tryAdd(threadID)) {  in acquire()
136                 SkDEBUGFAILF("Thread %lx already has an exclusive lock\n", threadID);  in acquire()
155         SkThreadID threadID(SkGetThreadID());  in release()  local
162             if (!fWaitingExclusive->tryRemove(threadID)) {  in release()
163                 SkDEBUGFAILF("Thread %lx did not have the lock held.\n", threadID);  in release()
182         SkThreadID threadID(SkGetThreadID());  in assertHeld()  local
185         SkASSERT(fWaitingExclusive->find(threadID));  in assertHeld()
189         SkThreadID threadID(SkGetThreadID());  in acquireShared()  local
196                 if (!fWaitingShared->tryAdd(threadID)) {  in acquireShared()
197                     SkDEBUGFAILF("Thread %lx was already waiting!\n", threadID);  in acquireShared()
200                 if (!fCurrentShared->tryAdd(threadID)) {  in acquireShared()
201                     SkDEBUGFAILF("Thread %lx already holds a shared lock!\n", threadID);  in acquireShared()
216         SkThreadID threadID(SkGetThreadID());  in releaseShared()  local
222             if (!fCurrentShared->tryRemove(threadID)) {  in releaseShared()
223                 SkDEBUGFAILF("Thread %lx does not hold a shared lock.\n", threadID);  in releaseShared()
235         SkThreadID threadID(SkGetThreadID());  in assertHeldShared()  local
237         SkASSERT(fCurrentShared->find(threadID));  in assertHeldShared()