replace COMPILE_ASSERT with static_assert in content/

content/browser/indexed_db/indexed_db_dispatcher_host.cc

Index: content/browser/indexed_db/indexed_db_dispatcher_host.cc
diff --git a/content/browser/indexed_db/indexed_db_dispatcher_host.cc b/content/browser/indexed_db/indexed_db_dispatcher_host.cc
index 2d432d90fa513ee60922073106eda39010c5e1ae..7a4b40134044fddc321e5762093df109a9471bcf 100644
--- a/content/browser/indexed_db/indexed_db_dispatcher_host.cc
+++ b/content/browser/indexed_db/indexed_db_dispatcher_host.cc
@@ -193,8 +193,8 @@ int64 IndexedDBDispatcherHost::HostTransactionId(int64 transaction_id) {
   // transaction_id are guaranteed to be unique within that renderer.
   base::ProcessId pid = peer_pid();
   DCHECK(!(transaction_id >> 32)) << "Transaction ids can only be 32 bits";
-  COMPILE_ASSERT(sizeof(base::ProcessId) <= sizeof(int32),
-                 Process_ID_must_fit_in_32_bits);
+  static_assert(sizeof(base::ProcessId) <= sizeof(int32),
+                "Process ID must fit in 32 bits");
 
   return transaction_id | (static_cast<uint64>(pid) << 32);
 }