diff --git a/platform/android/src/http_request_android.cpp b/platform/android/src/http_request_android.cpp
index 9a554f528..05d719938 100644
--- a/platform/android/src/http_request_android.cpp
+++ b/platform/android/src/http_request_android.cpp
@@ -25,7 +25,7 @@ public:
     ~HTTPAndroidContext();
 
     HTTPRequestBase* createRequest(const std::string& url,
-                               RequestBase::Callback,
+                               HTTPRequestBase::Callback,
                                std::shared_ptr<const Response>) final;
 
     JavaVM *vm = nullptr;
@@ -110,7 +110,7 @@ HTTPAndroidContext::~HTTPAndroidContext() {
 }
 
 HTTPRequestBase* HTTPAndroidContext::createRequest(const std::string& url,
-                                            RequestBase::Callback callback,
+                                            HTTPRequestBase::Callback callback,
                                             std::shared_ptr<const Response> response) {
     return new HTTPAndroidRequest(this, url, callback, response);
 }
diff --git a/platform/darwin/http_request_nsurl.mm b/platform/darwin/http_request_nsurl.mm
index 9822c8097..bb8bb5731 100644
--- a/platform/darwin/http_request_nsurl.mm
+++ b/platform/darwin/http_request_nsurl.mm
@@ -46,7 +46,7 @@ public:
     ~HTTPNSURLContext();
 
     HTTPRequestBase* createRequest(const std::string& url,
-                               RequestBase::Callback,
+                               HTTPRequestBase::Callback,
                                std::shared_ptr<const Response>) final;
 
     NSURLSession *session = nil;
@@ -82,7 +82,7 @@ HTTPNSURLContext::~HTTPNSURLContext() {
 }
 
 HTTPRequestBase* HTTPNSURLContext::createRequest(const std::string& url,
-                                             RequestBase::Callback callback,
+                                             HTTPRequestBase::Callback callback,
                                              std::shared_ptr<const Response> response) {
     return new HTTPNSURLRequest(this, url, callback, response);
 }
diff --git a/platform/default/http_request_curl.cpp b/platform/default/http_request_curl.cpp
index 5ef8cddb7..f5fc39586 100644
--- a/platform/default/http_request_curl.cpp
+++ b/platform/default/http_request_curl.cpp
@@ -47,7 +47,7 @@ public:
     ~HTTPCURLContext();
 
     HTTPRequestBase* createRequest(const std::string& url,
-                               RequestBase::Callback,
+                               HTTPRequestBase::Callback,
                                std::shared_ptr<const Response>) final;
 
     static int handleSocket(CURL *handle, curl_socket_t s, int action, void *userp, void *socketp);
@@ -139,7 +139,7 @@ HTTPCURLContext::~HTTPCURLContext() {
 }
 
 HTTPRequestBase* HTTPCURLContext::createRequest(const std::string& url,
-                                            RequestBase::Callback callback,
+                                            HTTPRequestBase::Callback callback,
                                             std::shared_ptr<const Response> response) {
     return new HTTPCURLRequest(this, url, callback, response);
 }
diff --git a/platform/default/online_file_source.cpp b/platform/default/online_file_source.cpp
index a470a8346..e87a9858c 100644
--- a/platform/default/online_file_source.cpp
+++ b/platform/default/online_file_source.cpp
@@ -21,8 +21,6 @@
 
 namespace mbgl {
 
-class RequestBase;
-
 class OnlineFileRequest : public FileRequest {
 public:
     OnlineFileRequest(OnlineFileSource& fileSource_)
@@ -52,7 +50,7 @@ private:
 
     const Resource resource;
     std::unique_ptr<WorkRequest> cacheRequest;
-    RequestBase* realRequest = nullptr;
+    HTTPRequestBase* realRequest = nullptr;
     util::Timer realRequestTimer;
     Callback callback;
 
diff --git a/src/mbgl/storage/http_context_base.hpp b/src/mbgl/storage/http_context_base.hpp
index f2d15e291..a1a3f5b59 100644
--- a/src/mbgl/storage/http_context_base.hpp
+++ b/src/mbgl/storage/http_context_base.hpp
@@ -1,7 +1,6 @@
 #ifndef MBGL_STORAGE_HTTP_CONTEXT_BASE
 #define MBGL_STORAGE_HTTP_CONTEXT_BASE
 
-#include <mbgl/storage/request_base.hpp>
 #include <mbgl/storage/http_request_base.hpp>
 #include <mbgl/storage/network_status.hpp>
 
@@ -15,7 +14,7 @@ public:
 
     virtual ~HTTPContextBase() = default;
     virtual HTTPRequestBase* createRequest(const std::string& url,
-                                       RequestBase::Callback,
+                                       HTTPRequestBase::Callback,
                                        std::shared_ptr<const Response>) = 0;
 };
 
diff --git a/src/mbgl/storage/http_request_base.hpp b/src/mbgl/storage/http_request_base.hpp
index a17284e78..8f1caf7bd 100644
--- a/src/mbgl/storage/http_request_base.hpp
+++ b/src/mbgl/storage/http_request_base.hpp
@@ -1,24 +1,36 @@
 #ifndef MBGL_STORAGE_HTTP_REQUEST_BASE
 #define MBGL_STORAGE_HTTP_REQUEST_BASE
 
-#include <mbgl/storage/request_base.hpp>
+#include <mbgl/util/noncopyable.hpp>
 #include <mbgl/util/chrono.hpp>
 
+#include <memory>
+#include <functional>
+#include <utility>
+#include <string>
+
 namespace mbgl {
 
-    class HTTPRequestBase : public RequestBase {
+class Response;
+
+class HTTPRequestBase : private util::noncopyable {
 public:
+    using Callback = std::function<void (std::shared_ptr<const Response> response)>;
+
     HTTPRequestBase(const std::string& url_, Callback notify_)
-        : RequestBase(url_, notify_)
+        : url(url_)
+        , notify(std::move(notify_))
         , cancelled(false) {
     }
 
     virtual ~HTTPRequestBase() = default;
-    virtual void cancel() override { cancelled = true; };
+    virtual void cancel() { cancelled = true; };
 
 protected:
     static Seconds parseCacheControl(const char *value);
 
+    std::string url;
+    Callback notify;
     bool cancelled;
 };
 
diff --git a/src/mbgl/storage/request_base.hpp b/src/mbgl/storage/request_base.hpp
deleted file mode 100644
index e3d33571d..000000000
--- a/src/mbgl/storage/request_base.hpp
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef MBGL_STORAGE_REQUEST_BASE
-#define MBGL_STORAGE_REQUEST_BASE
-
-#include <mbgl/util/noncopyable.hpp>
-
-#include <memory>
-#include <functional>
-#include <utility>
-#include <string>
-
-namespace mbgl {
-
-class Response;
-
-class RequestBase : private util::noncopyable {
-public:
-    using Callback = std::function<void (std::shared_ptr<const Response> response)>;
-
-    RequestBase(const std::string& url_, Callback notify_)
-        : url(url_)
-        , notify(std::move(notify_)) {
-    }
-
-    virtual ~RequestBase() = default;
-    virtual void cancel() = 0;
-
-protected:
-    std::string url;
-    Callback notify;
-};
-
-} // namespace mbgl
-
-#endif // MBGL_STORAGE_REQUEST_BASE