Implement Android M text process action in ActionMode

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 d3bc650c1ad0ea29b25920fc136c83af82790be2..c1965305bbbd997227d0cbd29d122f9fb2d89d02 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
@@ -2100,6 +2100,25 @@ public class ContentViewCore implements
                 }
 
                 @Override
+                public void translate() {
+                    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) return;
+                    final String query = sanitizeQuery(getSelectedText(), MAX_SEARCH_QUERY_LENGTH);
+                    if (TextUtils.isEmpty(query)) return;
+
+                    Intent i = new Intent(Intent.ACTION_PROCESS_TEXT);
+                    i.setType("text/plain");
+                    i.putExtra(Intent.EXTRA_PROCESS_TEXT, query);
+                    i.putExtra(Intent.EXTRA_PROCESS_TEXT_READONLY, !isSelectionEditable());
+                    // add the ability to replace the text after it is translated.
+                    // Does not work if FLAG_ACTIVITY_NEW_TASK is set.
+                    try {
+                        getContext().startActivity(i);
+                    } catch (android.content.ActivityNotFoundException ex) {
+                        // If no app handles it, do nothing.
+                    }
+                }
+
+                @Override
                 public void search() {
                     final String query = sanitizeQuery(getSelectedText(), MAX_SEARCH_QUERY_LENGTH);
                     if (TextUtils.isEmpty(query)) return;
@@ -2166,6 +2185,18 @@ public class ContentViewCore implements
                 }
 
                 @Override
+                public boolean isTranslateAvailable() {
+                    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) return false;
+                    Intent intent = new Intent(Intent.ACTION_PROCESS_TEXT);
+                    intent.setType("text/plain");
+                    return getContext()
+                                   .getPackageManager()
+                                   .queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY)
+                                   .size()
+                            > 0;
+                }
+
+                @Override
                 public boolean isWebSearchAvailable() {
                     if (getContentViewClient().doesPerformWebSearch()) return true;
                     Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);