Pass JavaRef to WebContents::FromJavaWebContents.

chrome/browser/android/find_in_page/find_in_page_bridge.cc

Index: chrome/browser/android/find_in_page/find_in_page_bridge.cc
diff --git a/chrome/browser/android/find_in_page/find_in_page_bridge.cc b/chrome/browser/android/find_in_page/find_in_page_bridge.cc
index 374510452e172ef4f897d3d788bc1a70f81ff6f6..88d299832485ede3684281ea9328c196e487df81 100644
--- a/chrome/browser/android/find_in_page/find_in_page_bridge.cc
+++ b/chrome/browser/android/find_in_page/find_in_page_bridge.cc
@@ -11,11 +11,12 @@
 
 using base::android::ConvertUTF16ToJavaString;
 using base::android::JavaParamRef;
+using base::android::JavaRef;
 using base::android::ScopedJavaLocalRef;
 
 FindInPageBridge::FindInPageBridge(JNIEnv* env,
-                                   jobject obj,
-                                   jobject j_web_contents)
+                                   const JavaRef<jobject>& obj,
+                                   const JavaRef<jobject>& j_web_contents)
     : weak_java_ref_(env, obj) {
   web_contents_ = content::WebContents::FromJavaWebContents(j_web_contents);
 }