From 646a1eece59a67df78c1aa18dbd4ffbc76956218 Mon Sep 17 00:00:00 2001
From: Cong Lin <conglin@google.com>
Date: Thu, 9 Mar 2023 23:58:38 +0000
Subject: [PATCH] Revert "Update to handle spurious wake up in conditional
 variable"

This reverts commit 75eef5c3a3e2bcbc003b697fc2b6c1de0f842005.

Reason for revert: Temporarily revert this because of b/272424659, b/259697096, while we are discussing another fix ag/21942341

Change-Id: Ib6a7e9cbede2a818433e67315affc60607146d55
---
 .../cdm/core/src/oemcrypto_adapter_dynamic.cpp  | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp b/libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp
index f37d8579..d674fc61 100644
--- a/libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp
+++ b/libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp
@@ -44,12 +44,6 @@ using video_widevine::ProvisioningResponse;
 using wvcdm::kLevel3;
 using wvcdm::kLevelDefault;
 using namespace std;
-using namespace std::chrono;
-
-#define GET_TIME()                                                             \
-  ((duration_cast<milliseconds>(system_clock::now().time_since_epoch()))       \
-       .count())
-#define TIMEOUT_IN_MILLISECONDS 2 * 60 * 1000 // 2 minutes
 
 namespace {
 
@@ -534,16 +528,7 @@ class WatchDog {
     {
       std::unique_lock<std::mutex> lock(mutex_);
       if (running_) {
-        bool waitStatus = false;
-        time_t time = GET_TIME();
-        do {
-          waitStatus = condition_.wait_for(
-              lock, std::chrono::milliseconds(TIMEOUT_IN_MILLISECONDS),
-              [time, this]() {
-                return ((GET_TIME() > time + TIMEOUT_IN_MILLISECONDS) |
-                        (!running_));
-              });
-        } while (waitStatus != true);
+        condition_.wait_for(lock, std::chrono::minutes(2));
       }
       if (running_) {
         gave_up_ = true;