Obliterate legacy cronet API. All of its users have been migrated.

components/cronet/android/test/sdch_test_util.cc

Index: components/cronet/android/test/sdch_test_util.cc
diff --git a/components/cronet/android/test/sdch_test_util.cc b/components/cronet/android/test/sdch_test_util.cc
index 695ca0dfc16d5aa95ca8a60ec452f4d672eff2f1..8d74ea287ddea89dbc7303253a0e5dc8c3c6fbd0 100644
--- a/components/cronet/android/test/sdch_test_util.cc
+++ b/components/cronet/android/test/sdch_test_util.cc
@@ -12,7 +12,6 @@
 #include "base/bind.h"
 #include "base/macros.h"
 #include "components/cronet/android/cronet_url_request_context_adapter.h"
-#include "components/cronet/android/url_request_context_adapter.h"
 #include "jni/SdchObserver_jni.h"
 #include "net/base/sdch_manager.h"
 #include "net/base/sdch_observer.h"
@@ -89,15 +88,6 @@ void AddSdchObserverOnNetworkThread(
                         context_adapter->GetURLRequestContext());
 }
 
-// TODO(xunjieli): Delete this once legacy API is removed.
-void AddSdchObserverOnNetworkThreadLegacyAPI(
-    const GURL& target_url,
-    const base::android::ScopedJavaGlobalRef<jobject>& jsdch_observer_ref,
-    URLRequestContextAdapter* context_adapter) {
-  AddSdchObserverHelper(target_url, jsdch_observer_ref,
-                        context_adapter->GetURLRequestContext());
-}
-
 }  // namespace
 
 void AddSdchObserver(JNIEnv* env,
@@ -119,24 +109,6 @@ void AddSdchObserver(JNIEnv* env,
                  jsdch_observer_ref, base::Unretained(context_adapter)));
 }
 
-void AddSdchObserverLegacyAPI(JNIEnv* env,
-                              const JavaParamRef<jobject>& jsdch_observer,
-                              const JavaParamRef<jstring>& jtarget_url,
-                              jlong jadapter) {
-  base::android::ScopedJavaGlobalRef<jobject> jsdch_observer_ref;
-  // ScopedJavaGlobalRef do not hold onto the env reference, so it is safe to
-  // use it across threads. |AddSdchObserverHelper| will acquire a new
-  // JNIEnv before calling into Java.
-  jsdch_observer_ref.Reset(env, jsdch_observer);
-  GURL target_url(base::android::ConvertJavaStringToUTF8(env, jtarget_url));
-  URLRequestContextAdapter* context_adapter =
-      reinterpret_cast<URLRequestContextAdapter*>(jadapter);
-  context_adapter->PostTaskToNetworkThread(
-      FROM_HERE,
-      base::Bind(&AddSdchObserverOnNetworkThreadLegacyAPI, target_url,
-                 jsdch_observer_ref, base::Unretained(context_adapter)));
-}
-
 bool RegisterSdchTestUtil(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }