Define WebTextInputMode as a enum in the public API.

third_party/WebKit/Source/core/CoreInitializer.cpp

Index: third_party/WebKit/Source/core/CoreInitializer.cpp
diff --git a/third_party/WebKit/Source/core/CoreInitializer.cpp b/third_party/WebKit/Source/core/CoreInitializer.cpp
index d4ea187be600ec326250ffaffece4af9c70e18d7..dcbb619899aba4dd4488fdbb8cc5b608aca9e116 100644
--- a/third_party/WebKit/Source/core/CoreInitializer.cpp
+++ b/third_party/WebKit/Source/core/CoreInitializer.cpp
@@ -36,6 +36,7 @@
 #include "core/EventTypeNames.h"
 #include "core/HTMLNames.h"
 #include "core/HTMLTokenizerNames.h"
+#include "core/InputModeNames.h"
 #include "core/InputTypeNames.h"
 #include "core/MathMLNames.h"
 #include "core/MediaFeatureNames.h"
@@ -97,6 +98,7 @@ void CoreInitializer::initialize() {
       FetchInitiatorTypeNames::FetchInitiatorTypeNamesCount +
       FontFamilyNames::FontFamilyNamesCount +
       HTMLTokenizerNames::HTMLTokenizerNamesCount + HTTPNames::HTTPNamesCount +
+      InputModeNames::InputModeNamesCount +
       InputTypeNames::InputTypeNamesCount +
       MediaFeatureNames::MediaFeatureNamesCount +
       MediaTypeNames::MediaTypeNamesCount;
@@ -121,6 +123,7 @@ void CoreInitializer::initialize() {
   FontFamilyNames::init();
   HTMLTokenizerNames::init();
   HTTPNames::init();
+  InputModeNames::init();
   InputTypeNames::init();
   MediaFeatureNames::init();
   MediaTypeNames::init();