Introduce @CalledByReflection annotation.

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

Index: content/public/android/java/src/org/chromium/content/browser/SmartClipProvider.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/SmartClipProvider.java b/content/public/android/java/src/org/chromium/content/browser/SmartClipProvider.java
index 346f21772df9bd0d86b47c80d9fb9e94e0e0a20b..e1502b6518db72afd937778134e45a51f7f7f5ec 100644
--- a/content/public/android/java/src/org/chromium/content/browser/SmartClipProvider.java
+++ b/content/public/android/java/src/org/chromium/content/browser/SmartClipProvider.java
@@ -6,6 +6,8 @@ package org.chromium.content.browser;
 
 import android.os.Handler;
 
+import org.chromium.base.UsedByReflection;
+
 /**
  * An interface to provide smart clip data when requested.
  *
@@ -13,15 +15,18 @@ import android.os.Handler;
  * Please make sure implementation of them is somewhere in the view
  * hierarchy.
  */
+@UsedByReflection("ExternalOemSupport")
 public interface SmartClipProvider {
     /**
      * Initiate extraction of text, HTML, and other information for clipping puposes (smart clip)
      * from the rectangle area defined by starting positions (x and y), and width and height.
      */
+    @UsedByReflection("ExternalOemSupport")
     void extractSmartClipData(int x, int y, int width, int height);
 
     /**
      * Register a handler to handle smart clip data once extraction is done.
      */
+    @UsedByReflection("ExternalOemSupport")
     void setSmartClipResultHandler(final Handler resultHandler);
 }