Revert of Expose effective connection type to Cronet

components/cronet/android/BUILD.gn

Index: components/cronet/android/BUILD.gn
diff --git a/components/cronet/android/BUILD.gn b/components/cronet/android/BUILD.gn
index 0496f1982817623f5dd9e0b154649db791f13356..3f3ed4bc60ded282e7664689ec509f2f87ac808a 100644
--- a/components/cronet/android/BUILD.gn
+++ b/components/cronet/android/BUILD.gn
@@ -28,12 +28,6 @@
     "java/src/org/chromium/net/impl/CronetUrlRequestContext.java",
   ]
   jni_package = "cronet"
-}
-
-java_cpp_enum("chromium_effective_connection_type_java") {
-  sources = [
-    "//net/nqe/effective_connection_type.h",
-  ]
 }
 
 java_cpp_enum("chromium_url_request_java") {
@@ -280,7 +274,6 @@
     "api/src/org/chromium/net/ChunkedWritableByteChannel.java",
     "api/src/org/chromium/net/CronetEngine.java",
     "api/src/org/chromium/net/CronetException.java",
-    "api/src/org/chromium/net/EffectiveConnectionType.java",
     "api/src/org/chromium/net/HttpUrlConnectionUrlRequest.java",
     "api/src/org/chromium/net/HttpUrlConnectionUrlRequestFactory.java",
     "api/src/org/chromium/net/HttpUrlRequest.java",
@@ -311,7 +304,6 @@
   ]
 
   srcjar_deps = [
-    ":chromium_effective_connection_type_java",
     ":cronet_api_version_srcjar",
     ":http_cache_type_java",
     ":url_request_error_java",