Revert "[Bugfix] Add reading timeout when waiting for the reply of an application zygote."

This reverts commit 78aae53eba.

Reason for revert: DroidMonitor:triggered revert due to breakage https://android-build.googleplex.com/builds/tests/view?testResultId=TR95728429014952829&invocationId=I79800010118530753

Bug: b/263202138

Change-Id: I27e039ef8379752a6e71e8155dc13624b93409be

core/java/android/os/ZygoteProcess.java

@@ -73,8 +73,6 @@ public class ZygoteProcess {
 
     private static final int ZYGOTE_CONNECT_TIMEOUT_MS = 20000;
 
-    private static final int APPLICATION_ZYGOTE_READ_TIMEOUT_MS = 5000;
-
     /**
      * Use a relatively short delay, because for app zygote, this is in the critical path of
      * service launch.
@@ -1111,9 +1109,6 @@ public class ZygoteProcess {
 
             state.mZygoteOutputWriter.flush();
 
-            // The system_server should not be blocked by a defective or bad application zygote.
-            state.mZygoteSessionSocket.setSoTimeout(APPLICATION_ZYGOTE_READ_TIMEOUT_MS);
-
             return (state.mZygoteInputStream.readInt() == 0);
         }
     }