[Offline Pages] Add an observer for requests in the CCT namespace.

chrome/browser/android/app_hooks.cc

Index: chrome/browser/android/app_hooks.cc
diff --git a/chrome/browser/android/app_hooks.cc b/chrome/browser/android/app_hooks.cc
index e11f428acd543f9314ce0e657a028358c971ea11..75c4742dfb044504cc977a37e0e23e1f68117f74 100644
--- a/chrome/browser/android/app_hooks.cc
+++ b/chrome/browser/android/app_hooks.cc
@@ -23,5 +23,13 @@ bool AppHooks::ShouldDetectVideoFullscreen() {
   return Java_AppHooks_shouldDetectVideoFullscreen(env, app_hooks_obj);
 }
 
+ScopedJavaLocalRef<jobject> AppHooks::GetOfflinePagesCCTRequestDoneCallback() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> app_hooks_obj = Java_AppHooks_get(env);
+
+  return Java_AppHooks_getOfflinePagesCCTRequestDoneCallback(env,
+                                                             app_hooks_obj);
+}
+
 }  // namespace android
 }  // namespace chrome