base: Remove the string logging from CHECK().

sandbox/linux/services/scoped_process.cc

Index: sandbox/linux/services/scoped_process.cc
diff --git a/sandbox/linux/services/scoped_process.cc b/sandbox/linux/services/scoped_process.cc
index 65af4873a441cbea6631ae538afd841411e1332f..dc60c532ffae024259dced480dcf4f9e5abcc839 100644
--- a/sandbox/linux/services/scoped_process.cc
+++ b/sandbox/linux/services/scoped_process.cc
@@ -82,7 +82,8 @@ int ScopedProcess::WaitForExit(bool* got_signaled) {
   // WNOWAIT to make sure that the destructor can wait on the child.
   int ret = HANDLE_EINTR(
       waitid(P_PID, child_process_id_, &process_info, WEXITED | WNOWAIT));
-  PCHECK(0 == ret) << "Did something else wait on the child?";
+  // Did something else wait on the child?
+  CHECK(0 == ret);
 
   if (process_info.si_code == CLD_EXITED) {
     *got_signaled = false;
@@ -90,8 +91,8 @@ int ScopedProcess::WaitForExit(bool* got_signaled) {
              process_info.si_code == CLD_DUMPED) {
     *got_signaled = true;
   } else {
-    CHECK(false) << "ScopedProcess needs to be extended for si_code "
-                 << process_info.si_code;
+    // ScopedProcess needs to be extended for si_code |process_info.si_code|
+    CHECK(false);
   }
   return process_info.si_status;
 }