Revert of [KeyboardEvent] Add embedder APIs to translate between Dom |key| enum and strings

content/child/blink_platform_impl.cc

Index: content/child/blink_platform_impl.cc
diff --git a/content/child/blink_platform_impl.cc b/content/child/blink_platform_impl.cc
index 9c87777d0758caeca30573143c6c77fc881c2384..78939bb0167d693444707233ea5ba300d1cc7eb3 100644
--- a/content/child/blink_platform_impl.cc
+++ b/content/child/blink_platform_impl.cc
@@ -71,7 +71,6 @@
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 #include "ui/base/layout.h"
 #include "ui/events/gestures/blink/web_gesture_curve_impl.h"
-#include "ui/events/keycodes/dom/dom_key.h"
 #include "ui/events/keycodes/dom/keycode_converter.h"
 
 using blink::WebData;
@@ -1393,23 +1392,4 @@
       code.utf8().data()));
 }
 
-WebString BlinkPlatformImpl::domKeyStringFromEnum(int dom_key) {
-  if (dom_key < DOM_KEY_PRINT_NON_DIFF) {
-    std::string dom_key_char = base::StringPrintf("%c", dom_key);
-    return WebString::fromUTF8(dom_key_char);
-  } else {
-    return WebString::fromUTF8(ui::KeycodeConverter::DomKeyToKeyString(
-        static_cast<ui::DomKey>(dom_key - DOM_KEY_PRINT_NON_DIFF)));
-  }
-}
-
-int BlinkPlatformImpl::domKeyEnumFromString(const WebString& key) {
-  ui::DomKey dom_key =
-      ui::KeycodeConverter::KeyStringToDomKey(key.utf8().data());
-  if (ui::DomKey::NONE == dom_key) {
-    return key.at(0);
-  }
-  return static_cast<int>(dom_key);
-}
-
 }  // namespace content