make the warning timout of Fence::waitForever() implicit and longer

- timeout is now 3 seconds instead of 1
- simplifies the API a bit
- allows us to change/tweak this timeout globaly

Bug: 8988871

Change-Id: I8d3c6ec43a372f602fb3f29856710339f86c0ec9
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 4a58023..a616c1e 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -113,7 +113,7 @@
     int fenceFd = -1;
     int result = c->dequeueBuffer(&buf, &fenceFd);
     sp<Fence> fence(new Fence(fenceFd));
-    int waitResult = fence->waitForever(1000, "dequeueBuffer_DEPRECATED");
+    int waitResult = fence->waitForever("dequeueBuffer_DEPRECATED");
     if (waitResult != OK) {
         ALOGE("dequeueBuffer_DEPRECATED: Fence::wait returned an error: %d",
                 waitResult);
@@ -734,7 +734,7 @@
         sp<GraphicBuffer> backBuffer(GraphicBuffer::getSelf(out));
         sp<Fence> fence(new Fence(fenceFd));
 
-        err = fence->waitForever(1000, "Surface::lock");
+        err = fence->waitForever("Surface::lock");
         if (err != OK) {
             ALOGE("Fence::wait failed (%s)", strerror(-err));
             cancelBuffer(out, fenceFd);