base: Remove the string logging from CHECK().

third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc

Index: third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc
diff --git a/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc b/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc
index 0b2c24f25596dc5d167c24fd598ffd7aa4349399..8b07dd220064eb36ef00d322069b982cc3628054 100644
--- a/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc
+++ b/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/basic-system-resources.cc
@@ -37,7 +37,8 @@ BasicSystemResources::~BasicSystemResources() {
 }
 
 void BasicSystemResources::Start() {
-  CHECK(!run_state_.IsStarted()) << "resources already started";
+  // resources already started
+  CHECK(!run_state_.IsStarted());
 
   // TODO(ghc): Investigate whether we should have Start() and Stop() methods
   // on components like the scheduler.  Otherwise, the resources can't start and
@@ -46,8 +47,10 @@ void BasicSystemResources::Start() {
 }
 
 void BasicSystemResources::Stop() {
-  CHECK(run_state_.IsStarted()) << "cannot stop resources that aren't started";
-  CHECK(!run_state_.IsStopped()) << "resources already stopped";
+  // cannot stop resources that aren't started
+  CHECK(run_state_.IsStarted());
+  // resources already stopped
+  CHECK(!run_state_.IsStopped());
   run_state_.Stop();
 }