base: Remove the string logging from CHECK().

gin/isolate_holder.cc

Index: gin/isolate_holder.cc
diff --git a/gin/isolate_holder.cc b/gin/isolate_holder.cc
index 04449d26ab5657712c8c35d64da65b20424852ea..fd2af06a1ff77c9e63209735358bb11dab84afa5 100644
--- a/gin/isolate_holder.cc
+++ b/gin/isolate_holder.cc
@@ -33,7 +33,8 @@ IsolateHolder::IsolateHolder() : IsolateHolder(AccessMode::kSingleThread) {
 IsolateHolder::IsolateHolder(AccessMode access_mode)
     : access_mode_(access_mode) {
   v8::ArrayBuffer::Allocator* allocator = g_array_buffer_allocator;
-  CHECK(allocator) << "You need to invoke gin::IsolateHolder::Initialize first";
+  // You need to invoke gin::IsolateHolder::Initialize first
+  CHECK(allocator);
   v8::Isolate::CreateParams params;
   params.entry_hook = DebugImpl::GetFunctionEntryHook();
   params.code_event_handler = DebugImpl::GetJitCodeEventHandler();