Use WebCore:DateTimeChooser for date/time form types instead of considering them text fields.

content/browser/renderer_host/ime_adapter_android.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_
 
 #include <jni.h>
 
 namespace content {
@@ skipping 20 matching lines @@
   // |event_type| is a value of WebInputEvent::Type.
   bool SendSyntheticKeyEvent(JNIEnv*,
                              jobject,
                              int event_type,
                              long timestamp_ms,
                              int native_key_code,
                              int unicode_char);
   void SetComposingText(JNIEnv*, jobject, jstring text, int new_cursor_pos);
   void CommitText(JNIEnv*, jobject, jstring text);
   void AttachImeAdapter(JNIEnv*, jobject java_object);
-  void ReplaceText(JNIEnv*, jobject, jstring text);
-  void ClearFocus(JNIEnv*, jobject);
   void SetEditableSelectionOffsets(JNIEnv*, jobject, int start, int end);
   void SetComposingRegion(JNIEnv*, jobject, int start, int end);
   void DeleteSurroundingText(JNIEnv*, jobject, int before, int after);
   void Unselect(JNIEnv*, jobject);
   void SelectAll(JNIEnv*, jobject);
   void Cut(JNIEnv*, jobject);
   void Copy(JNIEnv*, jobject);
   void Paste(JNIEnv*, jobject);
 
   // Called from native -> java
   void CancelComposition();
 
+  // Native methods related to dialog like types
+  void CancelDialog(JNIEnv*, jobject);
+  void ReplaceDateTime(JNIEnv*, jobject, jstring text);
+
  private:
   RenderWidgetHostViewAndroid* rwhva_;
   jobject java_ime_adapter_;
 };
 
 bool RegisterImeAdapter(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_