[Cronet] Enforce Cronet API never modified, only grown

components/cronet/android/api.txt

Index: components/cronet/android/api.txt
diff --git a/components/cronet/android/api.txt b/components/cronet/android/api.txt
new file mode 100644
index 0000000000000000000000000000000000000000..594e35af38af8de4732b12f6473680a7167bfc8e
--- /dev/null
+++ b/components/cronet/android/api.txt
@@ -0,0 +1,283 @@
+DO NOT EDIT THIS FILE, USE update_api.py TO UPDATE IT
+public abstract class org.chromium.net.RequestFinishedInfo {
+  public static final int SUCCEEDED;
+  public static final int FAILED;
+  public static final int CANCELED;
+  public org.chromium.net.RequestFinishedInfo();
+  public abstract java.lang.String getUrl();
+  public abstract java.util.Collection<java.lang.Object> getAnnotations();
+  public abstract org.chromium.net.RequestFinishedInfo$Metrics getMetrics();
+  public abstract int getFinishedReason();
+  public abstract org.chromium.net.UrlResponseInfo getResponseInfo();
+  public abstract org.chromium.net.UrlRequestException getException();
+}
+final class org.chromium.net.ImplLoader {
+}
+public class org.chromium.net.QuicException extends org.chromium.net.CronetException {
+  public org.chromium.net.QuicException(java.lang.String, int, int);
+  public int getQuicDetailedErrorCode();
+}
+public abstract class org.chromium.net.RequestFinishedInfo$Metrics {
+  public org.chromium.net.RequestFinishedInfo$Metrics();
+  public abstract java.util.Date getRequestStart();
+  public abstract java.util.Date getDnsStart();
+  public abstract java.util.Date getDnsEnd();
+  public abstract java.util.Date getConnectStart();
+  public abstract java.util.Date getConnectEnd();
+  public abstract java.util.Date getSslStart();
+  public abstract java.util.Date getSslEnd();
+  public abstract java.util.Date getSendingStart();
+  public abstract java.util.Date getSendingEnd();
+  public abstract java.util.Date getPushStart();
+  public abstract java.util.Date getPushEnd();
+  public abstract java.util.Date getResponseStart();
+  public abstract java.util.Date getRequestEnd();
+  public abstract boolean getSocketReused();
+  public abstract java.lang.Long getTtfbMs();
+  public abstract java.lang.Long getTotalTimeMs();
+  public abstract java.lang.Long getSentBytesCount();
+  public abstract java.lang.Long getReceivedBytesCount();
+}
+public class org.chromium.net.CronetException extends org.chromium.net.UrlRequestException {
+  public org.chromium.net.CronetException(java.lang.String, java.lang.Throwable);
+  public org.chromium.net.CronetException(java.lang.String, int, int);
+}
+public abstract class org.chromium.net.UploadDataProvider implements java.io.Closeable {
+  public org.chromium.net.UploadDataProvider();
+  public abstract long getLength() throws java.io.IOException;
+  public abstract void read(org.chromium.net.UploadDataSink, java.nio.ByteBuffer) throws java.io.IOException;
+  public abstract void rewind(org.chromium.net.UploadDataSink) throws java.io.IOException;
+  public void close() throws java.io.IOException;
+}
+public abstract class org.chromium.net.UploadDataSink {
+  public org.chromium.net.UploadDataSink();
+  public abstract void onReadSucceeded(boolean);
+  public abstract void onReadError(java.lang.Exception);
+  public abstract void onRewindSucceeded();
+  public abstract void onRewindError(java.lang.Exception);
+}
+public abstract class org.chromium.net.UrlRequest$Builder {
+  public static final int REQUEST_PRIORITY_IDLE;
+  public static final int REQUEST_PRIORITY_LOWEST;
+  public static final int REQUEST_PRIORITY_LOW;
+  public static final int REQUEST_PRIORITY_MEDIUM;
+  public static final int REQUEST_PRIORITY_HIGHEST;
+  public org.chromium.net.UrlRequest$Builder();
+  public abstract org.chromium.net.UrlRequest$Builder setHttpMethod(java.lang.String);
+  public abstract org.chromium.net.UrlRequest$Builder addHeader(java.lang.String, java.lang.String);
+  public abstract org.chromium.net.UrlRequest$Builder disableCache();
+  public abstract org.chromium.net.UrlRequest$Builder setPriority(int);
+  public abstract org.chromium.net.UrlRequest$Builder setUploadDataProvider(org.chromium.net.UploadDataProvider, java.util.concurrent.Executor);
+  public abstract org.chromium.net.UrlRequest$Builder allowDirectExecutor();
+  public abstract org.chromium.net.UrlRequest build();
+}
+public final class org.chromium.net.UploadDataProviders {
+  public static org.chromium.net.UploadDataProvider create(java.io.File);
+  public static org.chromium.net.UploadDataProvider create(android.os.ParcelFileDescriptor);
+  public static org.chromium.net.UploadDataProvider create(java.nio.ByteBuffer);
+  public static org.chromium.net.UploadDataProvider create(byte[], int, int);
+  public static org.chromium.net.UploadDataProvider create(byte[]);
+}
+public abstract class org.chromium.net.UrlResponseInfo {
+  public org.chromium.net.UrlResponseInfo();
+  public abstract java.lang.String getUrl();
+  public abstract java.util.List<java.lang.String> getUrlChain();
+  public abstract int getHttpStatusCode();
+  public abstract java.lang.String getHttpStatusText();
+  public abstract java.util.List<java.util.Map$Entry<java.lang.String, java.lang.String>> getAllHeadersAsList();
+  public abstract java.util.Map<java.lang.String, java.util.List<java.lang.String>> getAllHeaders();
+  public abstract boolean wasCached();
+  public abstract java.lang.String getNegotiatedProtocol();
+  public abstract java.lang.String getProxyServer();
+  public abstract long getReceivedBytesCount();
+}
+public class org.chromium.net.UrlRequestException extends java.io.IOException {
+  public static final int ERROR_LISTENER_EXCEPTION_THROWN;
+  public static final int ERROR_HOSTNAME_NOT_RESOLVED;
+  public static final int ERROR_INTERNET_DISCONNECTED;
+  public static final int ERROR_NETWORK_CHANGED;
+  public static final int ERROR_TIMED_OUT;
+  public static final int ERROR_CONNECTION_CLOSED;
+  public static final int ERROR_CONNECTION_TIMED_OUT;
+  public static final int ERROR_CONNECTION_REFUSED;
+  public static final int ERROR_CONNECTION_RESET;
+  public static final int ERROR_ADDRESS_UNREACHABLE;
+  public static final int ERROR_QUIC_PROTOCOL_FAILED;
+  public static final int ERROR_OTHER;
+  public org.chromium.net.UrlRequestException(java.lang.String, int, int);
+  public org.chromium.net.UrlRequestException(java.lang.String, java.lang.Throwable);
+  public int getErrorCode();
+  public int getCronetInternalErrorCode();
+  public boolean immediatelyRetryable();
+  public java.lang.String getMessage();
+}
+public abstract class org.chromium.net.UrlRequest {
+  public org.chromium.net.UrlRequest();
+  public abstract void start();
+  public abstract void followRedirect();
+  public abstract void read(java.nio.ByteBuffer);
+  public abstract void cancel();
+  public abstract boolean isDone();
+  public abstract void getStatus(org.chromium.net.UrlRequest$StatusListener);
+}
+public abstract class org.chromium.net.CronetEngine$Builder$LibraryLoader {
+  public org.chromium.net.CronetEngine$Builder$LibraryLoader();
+  public abstract void loadLibrary(java.lang.String);
+}
+public abstract class org.chromium.net.UrlResponseInfo$HeaderBlock {
+  public org.chromium.net.UrlResponseInfo$HeaderBlock();
+  public abstract java.util.List<java.util.Map$Entry<java.lang.String, java.lang.String>> getAsList();
+  public abstract java.util.Map<java.lang.String, java.util.List<java.lang.String>> getAsMap();
+}
+public abstract class org.chromium.net.NetworkQualityThroughputListener {
+  public org.chromium.net.NetworkQualityThroughputListener(java.util.concurrent.Executor);
+  public java.util.concurrent.Executor getExecutor();
+  public abstract void onThroughputObservation(int, long, int);
+}
+public abstract class org.chromium.net.CronetEngine {
+  public org.chromium.net.CronetEngine();
+  public abstract java.lang.String getVersionString();
+  public abstract void shutdown();
+  public abstract void startNetLogToFile(java.lang.String, boolean);
+  public abstract void stopNetLog();
+  public abstract byte[] getGlobalMetricsDeltas();
+  public abstract java.net.URLConnection openConnection(java.net.URL) throws java.io.IOException;
+  public abstract java.net.URLStreamHandlerFactory createURLStreamHandlerFactory();
+  public abstract org.chromium.net.UrlRequest$Builder newUrlRequestBuilder(java.lang.String, org.chromium.net.UrlRequest$Callback, java.util.concurrent.Executor);
+}
+public class org.chromium.net.UrlRequest$Status {
+  public static final int INVALID;
+  public static final int IDLE;
+  public static final int WAITING_FOR_STALLED_SOCKET_POOL;
+  public static final int WAITING_FOR_AVAILABLE_SOCKET;
+  public static final int WAITING_FOR_DELEGATE;
+  public static final int WAITING_FOR_CACHE;
+  public static final int DOWNLOADING_PROXY_SCRIPT;
+  public static final int RESOLVING_PROXY_FOR_URL;
+  public static final int RESOLVING_HOST_IN_PROXY_SCRIPT;
+  public static final int ESTABLISHING_PROXY_TUNNEL;
+  public static final int RESOLVING_HOST;
+  public static final int CONNECTING;
+  public static final int SSL_HANDSHAKE;
+  public static final int SENDING_REQUEST;
+  public static final int WAITING_FOR_RESPONSE;
+  public static final int READING_RESPONSE;
+}
+public abstract class org.chromium.net.NetworkQualityRttListener {
+  public org.chromium.net.NetworkQualityRttListener(java.util.concurrent.Executor);
+  public java.util.concurrent.Executor getExecutor();
+  public abstract void onRttObservation(int, long, int);
+}
+public class org.chromium.net.ApiVersion {
+  public static final java.lang.String CRONET_VERSION;
+  public static final java.lang.String LAST_CHANGE;
+  public org.chromium.net.ApiVersion();
+  public static java.lang.String getVersion();
+}
+public abstract class org.chromium.net.UrlRequest$Callback {
+  public org.chromium.net.UrlRequest$Callback();
+  public abstract void onRedirectReceived(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo, java.lang.String) throws java.lang.Exception;
+  public abstract void onResponseStarted(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo) throws java.lang.Exception;
+  public abstract void onReadCompleted(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo, java.nio.ByteBuffer) throws java.lang.Exception;
+  public abstract void onSucceeded(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo);
+  public abstract void onFailed(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo, org.chromium.net.UrlRequestException);
+  public void onCanceled(org.chromium.net.UrlRequest, org.chromium.net.UrlResponseInfo);
+}
+final class org.chromium.net.UploadDataProviders$ByteBufferUploadProvider extends org.chromium.net.UploadDataProvider {
+  public long getLength();
+  public void read(org.chromium.net.UploadDataSink, java.nio.ByteBuffer);
+  public void rewind(org.chromium.net.UploadDataSink);
+}
+public abstract class org.chromium.net.BidirectionalStream$Builder {
+  public static final int STREAM_PRIORITY_IDLE;
+  public static final int STREAM_PRIORITY_LOWEST;
+  public static final int STREAM_PRIORITY_LOW;
+  public static final int STREAM_PRIORITY_MEDIUM;
+  public static final int STREAM_PRIORITY_HIGHEST;
+  public org.chromium.net.BidirectionalStream$Builder();
+  public abstract org.chromium.net.BidirectionalStream$Builder setHttpMethod(java.lang.String);
+  public abstract org.chromium.net.BidirectionalStream$Builder addHeader(java.lang.String, java.lang.String);
+  public abstract org.chromium.net.BidirectionalStream$Builder setPriority(int);
+  public abstract org.chromium.net.BidirectionalStream$Builder delayRequestHeadersUntilFirstFlush(boolean);
+  public abstract org.chromium.net.BidirectionalStream build();
+}
+public abstract class org.chromium.net.RequestFinishedInfo$Listener {
+  public org.chromium.net.RequestFinishedInfo$Listener(java.util.concurrent.Executor);
+  public abstract void onRequestFinished(org.chromium.net.RequestFinishedInfo);
+  public java.util.concurrent.Executor getExecutor();
+}
+public abstract class org.chromium.net.BidirectionalStream {
+  public org.chromium.net.BidirectionalStream();
+  public abstract void start();
+  public abstract void read(java.nio.ByteBuffer);
+  public abstract void write(java.nio.ByteBuffer, boolean);
+  public abstract void flush();
+  public abstract void cancel();
+  public abstract boolean isDone();
+}
+public final class org.chromium.net.InlineExecutionProhibitedException extends java.util.concurrent.RejectedExecutionException {
+  public org.chromium.net.InlineExecutionProhibitedException();
+}
+public abstract class org.chromium.net.ICronetEngineBuilder {
+  public org.chromium.net.ICronetEngineBuilder();
+  public abstract org.chromium.net.ICronetEngineBuilder addPublicKeyPins(java.lang.String, java.util.Set<byte[]>, boolean, java.util.Date);
+  public abstract org.chromium.net.ICronetEngineBuilder addQuicHint(java.lang.String, int, int);
+  public abstract org.chromium.net.ICronetEngineBuilder enableDataReductionProxy(java.lang.String);
+  public abstract org.chromium.net.ICronetEngineBuilder enableHttp2(boolean);
+  public abstract org.chromium.net.ICronetEngineBuilder enableHttpCache(int, long);
+  public abstract org.chromium.net.ICronetEngineBuilder enableLegacyMode(boolean);
+  public abstract org.chromium.net.ICronetEngineBuilder enablePublicKeyPinningBypassForLocalTrustAnchors(boolean);
+  public abstract org.chromium.net.ICronetEngineBuilder enableQuic(boolean);
+  public abstract org.chromium.net.ICronetEngineBuilder enableSdch(boolean);
+  public abstract org.chromium.net.ICronetEngineBuilder setExperimentalOptions(java.lang.String);
+  public abstract org.chromium.net.ICronetEngineBuilder setLibraryLoader(org.chromium.net.CronetEngine$Builder$LibraryLoader);
+  public abstract org.chromium.net.ICronetEngineBuilder setStoragePath(java.lang.String);
+  public abstract org.chromium.net.ICronetEngineBuilder setUserAgent(java.lang.String);
+  public abstract java.lang.String getDefaultUserAgent();
+  public abstract org.chromium.net.ExperimentalCronetEngine build();
+  public org.chromium.net.ICronetEngineBuilder enableNetworkQualityEstimator(boolean);
+  public org.chromium.net.ICronetEngineBuilder setCertVerifierData(java.lang.String);
+  public org.chromium.net.ICronetEngineBuilder setDataReductionProxyOptions(java.lang.String, java.lang.String, java.lang.String);
+}
+public abstract class org.chromium.net.UrlRequest$StatusListener {
+  public org.chromium.net.UrlRequest$StatusListener();
+  public abstract void onStatus(int);
+}
+public class org.chromium.net.CronetEngine$Builder {
+  protected final org.chromium.net.ICronetEngineBuilder mBuilderDelegate;
+  public static final int HTTP_CACHE_DISABLED;
+  public static final int HTTP_CACHE_IN_MEMORY;
+  public static final int HTTP_CACHE_DISK_NO_HTTP;
+  public static final int HTTP_CACHE_DISK;
+  public org.chromium.net.CronetEngine$Builder(android.content.Context);
+  public java.lang.String getDefaultUserAgent();
+  public org.chromium.net.CronetEngine$Builder setUserAgent(java.lang.String);
+  public org.chromium.net.CronetEngine$Builder setStoragePath(java.lang.String);
+  public org.chromium.net.CronetEngine$Builder setLibraryLoader(org.chromium.net.CronetEngine$Builder$LibraryLoader);
+  public org.chromium.net.CronetEngine$Builder enableQuic(boolean);
+  public org.chromium.net.CronetEngine$Builder enableHttp2(boolean);
+  public org.chromium.net.CronetEngine$Builder enableSdch(boolean);
+  public org.chromium.net.CronetEngine$Builder enableHttpCache(int, long);
+  public org.chromium.net.CronetEngine$Builder addQuicHint(java.lang.String, int, int);
+  public org.chromium.net.CronetEngine$Builder addPublicKeyPins(java.lang.String, java.util.Set<byte[]>, boolean, java.util.Date);
+  public org.chromium.net.CronetEngine$Builder enablePublicKeyPinningBypassForLocalTrustAnchors(boolean);
+  public org.chromium.net.CronetEngine$Builder setExperimentalOptions(java.lang.String);
+  public org.chromium.net.CronetEngine build();
+}
+final class org.chromium.net.UploadDataProviders$FileUploadProvider extends org.chromium.net.UploadDataProvider {
+  public long getLength() throws java.io.IOException;
+  public void read(org.chromium.net.UploadDataSink, java.nio.ByteBuffer) throws java.io.IOException;
+  public void rewind(org.chromium.net.UploadDataSink) throws java.io.IOException;
+  public void close() throws java.io.IOException;
+}
+public abstract class org.chromium.net.BidirectionalStream$Callback {
+  public org.chromium.net.BidirectionalStream$Callback();
+  public abstract void onStreamReady(org.chromium.net.BidirectionalStream);
+  public abstract void onResponseHeadersReceived(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo);
+  public abstract void onReadCompleted(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo, java.nio.ByteBuffer, boolean);
+  public abstract void onWriteCompleted(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo, java.nio.ByteBuffer, boolean);
+  public void onResponseTrailersReceived(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo, org.chromium.net.UrlResponseInfo$HeaderBlock);
+  public abstract void onSucceeded(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo);
+  public abstract void onFailed(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo, org.chromium.net.CronetException);
+  public void onCanceled(org.chromium.net.BidirectionalStream, org.chromium.net.UrlResponseInfo);
+}