ui: Cleanup class/struct forward declarations

blimp/client/core/context/android/blimp_client_context_impl_android.h

Index: blimp/client/core/context/android/blimp_client_context_impl_android.h
diff --git a/blimp/client/core/context/android/blimp_client_context_impl_android.h b/blimp/client/core/context/android/blimp_client_context_impl_android.h
index 6153f2f43727bcf3722f7411a1d949121c3b80eb..a9f03e6bd0e18d6ecc853d751b1a163bc910d9f0 100644
--- a/blimp/client/core/context/android/blimp_client_context_impl_android.h
+++ b/blimp/client/core/context/android/blimp_client_context_impl_android.h
@@ -31,7 +31,7 @@ class BlimpClientContextImplAndroid : public BlimpClientContextImpl {
       scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> file_thread_task_runner,
       std::unique_ptr<CompositorDependencies> compositor_dependencies,
-      PrefService* local_state);
+      std::unique_ptr<Settings> settings);
   ~BlimpClientContextImplAndroid() override;
 
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
@@ -55,6 +55,11 @@ class BlimpClientContextImplAndroid : public BlimpClientContextImpl {
                         const base::android::JavaRef<jobject>& jobj,
                         const base::android::JavaRef<jobject>& blimp_settings);
 
+  // Returns the Settings java object.
+  base::android::ScopedJavaLocalRef<jobject> GetSettings(
+      JNIEnv* env,
+      const base::android::JavaRef<jobject>& jobj);
+
  protected:
   // BlimpClientContextImpl implementation.
   GURL GetAssignerURL() override;