82         bool find(SkThreadID threadID) const {  in find()
84                 if (t == threadID) return true;  in find()
90         bool tryAdd(SkThreadID threadID) {  in tryAdd()  argument
92                 if (t == threadID) return false;  in tryAdd()
94             fThreadIDs.append(1, &threadID);  in tryAdd()
98         bool tryRemove(SkThreadID threadID) {  in tryRemove()  argument
100                 if (fThreadIDs[i] == threadID) {  in tryRemove()
130         SkThreadID threadID(SkGetThreadID());  in acquire()  local
136             SkASSERTF(!fCurrentShared->find(threadID),  in acquire()
137                       "Thread %" PRIx64 " already has an shared lock\n", threadID);  in acquire()
139             if (!fWaitingExclusive->tryAdd(threadID)) {  in acquire()
140                 SkDEBUGFAILF("Thread %" PRIx64 " already has an exclusive lock\n", threadID);  in acquire()
159         SkThreadID threadID(SkGetThreadID());  in release()  local
166             if (!fWaitingExclusive->tryRemove(threadID)) {  in release()
167                 SkDEBUGFAILF("Thread %" PRIx64 " did not have the lock held.\n", threadID);  in release()
186         SkThreadID threadID(SkGetThreadID());  in assertHeld()  local
189         SkASSERT(fWaitingExclusive->find(threadID));  in assertHeld()
193         SkThreadID threadID(SkGetThreadID());  in acquireShared()  local
200                 if (!fWaitingShared->tryAdd(threadID)) {  in acquireShared()
201                     SkDEBUGFAILF("Thread %" PRIx64 " was already waiting!\n", threadID);  in acquireShared()
204                 if (!fCurrentShared->tryAdd(threadID)) {  in acquireShared()
205                     SkDEBUGFAILF("Thread %" PRIx64 " already holds a shared lock!\n", threadID);  in acquireShared()
220         SkThreadID threadID(SkGetThreadID());  in releaseShared()  local
226             if (!fCurrentShared->tryRemove(threadID)) {  in releaseShared()
227                 SkDEBUGFAILF("Thread %" PRIx64 " does not hold a shared lock.\n", threadID);  in releaseShared()
239         SkThreadID threadID(SkGetThreadID());  in assertHeldShared()  local
241         SkASSERT(fCurrentShared->find(threadID));  in assertHeldShared()