diff --git a/fxjs/cjs_field.cpp b/fxjs/cjs_field.cpp
index 7483ee0..17b6a40 100644
--- a/fxjs/cjs_field.cpp
+++ b/fxjs/cjs_field.cpp
@@ -25,6 +25,7 @@
 #include "fxjs/cjs_document.h"
 #include "fxjs/cjs_icon.h"
 #include "fxjs/js_resources.h"
+#include "third_party/base/notreached.h"
 
 namespace {
 
diff --git a/fxjs/cjs_util.cpp b/fxjs/cjs_util.cpp
index ad504ef..fe2682b 100644
--- a/fxjs/cjs_util.cpp
+++ b/fxjs/cjs_util.cpp
@@ -23,6 +23,7 @@
 #include "fxjs/fx_date_helpers.h"
 #include "fxjs/js_define.h"
 #include "fxjs/js_resources.h"
+#include "third_party/base/logging.h"
 #include "third_party/base/stl_util.h"
 
 #if defined(OS_ANDROID)
diff --git a/fxjs/js_resources.cpp b/fxjs/js_resources.cpp
index 3bc8df3..f7f4fd2 100644
--- a/fxjs/js_resources.cpp
+++ b/fxjs/js_resources.cpp
@@ -6,6 +6,8 @@
 
 #include "fxjs/js_resources.h"
 
+#include "third_party/base/notreached.h"
+
 WideString JSGetStringFromID(JSMessage msg) {
   const char* msg_string = "";
   switch (msg) {
diff --git a/fxjs/xfa/cjx_eventpseudomodel.cpp b/fxjs/xfa/cjx_eventpseudomodel.cpp
index f7e7465..f7d757a 100644
--- a/fxjs/xfa/cjx_eventpseudomodel.cpp
+++ b/fxjs/xfa/cjx_eventpseudomodel.cpp
@@ -11,6 +11,7 @@
 
 #include "fxjs/xfa/cfxjse_engine.h"
 #include "fxjs/xfa/cfxjse_value.h"
+#include "third_party/base/notreached.h"
 #include "xfa/fxfa/cxfa_eventparam.h"
 #include "xfa/fxfa/cxfa_ffnotify.h"
 #include "xfa/fxfa/cxfa_ffwidgethandler.h"
diff --git a/fxjs/xfa/cjx_instancemanager.cpp b/fxjs/xfa/cjx_instancemanager.cpp
index 095654d..fd3b4cd 100644
--- a/fxjs/xfa/cjx_instancemanager.cpp
+++ b/fxjs/xfa/cjx_instancemanager.cpp
@@ -12,6 +12,7 @@
 #include "fxjs/js_resources.h"
 #include "fxjs/xfa/cfxjse_engine.h"
 #include "fxjs/xfa/cfxjse_value.h"
+#include "third_party/base/notreached.h"
 #include "xfa/fxfa/cxfa_ffdoc.h"
 #include "xfa/fxfa/cxfa_ffnotify.h"
 #include "xfa/fxfa/parser/cxfa_document.h"