[Suggestions] Headers cleanup for iOS image encoder

components/suggestions/image_manager_unittest.cc

Index: components/suggestions/image_manager_unittest.cc
diff --git a/components/suggestions/image_manager_unittest.cc b/components/suggestions/image_manager_unittest.cc
index e0f67a2c6db542f3fe090c84fb9e01037974628f..525160b8d9004ad3cc696defc41793b2292b088e 100644
--- a/components/suggestions/image_manager_unittest.cc
+++ b/components/suggestions/image_manager_unittest.cc
@@ -8,6 +8,7 @@
 #include "base/run_loop.h"
 #include "components/leveldb_proto/proto_database.h"
 #include "components/leveldb_proto/testing/fake_db.h"
+#include "components/suggestions/image_encoder.h"
 #include "components/suggestions/image_fetcher.h"
 #include "components/suggestions/image_fetcher_delegate.h"
 #include "components/suggestions/image_manager.h"
@@ -17,12 +18,6 @@
 #include "ui/gfx/image/image_skia.h"
 #include "url/gurl.h"
 
-#if defined(OS_IOS)
-#include "components/suggestions/image_encoder_ios.h"
-#else
-#include "components/suggestions/image_encoder.h"
-#endif
-
 using ::testing::Return;
 using ::testing::StrictMock;
 using ::testing::_;