Add "Paste as plain text" into text selection toolbar overflow

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index 445312965ac5a6be50d33a5e9662be89582bf1ad..6f1cb2d3a5aa025603c654421b1e81f7e35459bc 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -9,7 +9,6 @@ import android.annotation.TargetApi;
 import android.app.assist.AssistStructure.ViewNode;
 import android.content.ClipData;
 import android.content.ClipDescription;
-import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Configuration;
@@ -1894,13 +1893,13 @@ public class ContentViewCore
         mSelectionPopupController.createAndShowPastePopup(x, y);
     }
 
-    private void destroyPastePopup() {
-        mSelectionPopupController.destroyPastePopup();
+    @CalledByNative
+    private void setCanEditRichly(boolean canEditRichly) {

[amaralp, 2017/04/13 20:40:17]

As I said in the other comment you can pass an extra argument to
showPastePopup() and avoid creating this function.

[Shimi Zhang, 2017/04/15 01:17:15]

Done.

+        mSelectionPopupController.setCanEditRichly(canEditRichly);
     }
 
-    private boolean canPaste() {
-        return ((ClipboardManager) mContext.getSystemService(
-                Context.CLIPBOARD_SERVICE)).hasPrimaryClip();
+    private void destroyPastePopup() {
+        mSelectionPopupController.destroyPastePopup();
     }
 
     @SuppressWarnings("unused")