PR classpath/24086, PR classpath/24091, PR classpath/24104
	* gnu/java/net/protocol/http/ByteArrayResponseBodyReader.java: Removed.
	* gnu/java/net/protocol/http/ResponseBodyReader.java: Removed.
	* gnu/java/net/protocol/http/event/ConnectionEvent.java: Removed.
	* gnu/java/net/protocol/http/event/ConnectionListener.java: Removed.
	* gnu/java/net/protocol/http/event/RequestEvent.java: Removed.
	* gnu/java/net/protocol/http/event/RequestListener.java: Removed.
	* gnu/java/net/protocol/http/event/package.html: Removed.
	* gnu/java/net/protocol/http/HTTPConnection.java: Cleaned up imports.
	(connectionListeners): Removed.
	(requestListeners): Removed.
	(pool): New field.
	(Constructor): Don't initialize connectionListeners or
	requestListeners.
	(useCount): New field.
	(getPoolKey): New method.
	(setPool): New method.
	(release): New method.
	(newRequest): Don't call fireRequestEvent. Use StringBuilder instead
	of StringBuffer.
	(close): Don't call fireConnectionEvent.
	(getURI):Use StringBuilder instead of StringBuffer.
	(addConnectionListener): Removed.
	(removeConnectionListener): Removed.
	(fireConnectionEvent): Removed.
	(addRequestListener): Removed.
	(removeRequestListener): Removed.
	(fireRequestEvent): Removed.
	* gnu/java/net/protocol/http/HTTPURLConnection.java:Cleaned up imports.
	(connectionPool): Changed type to LinkedHashMap.
	(maxConnections): Made static.
	(responseSink): Changed type to InputStream.
	(errorSink): Likewise.
	(connect): Eliminate reader.  Get responseSink from response.
	(getConnection): Rewrote.
	(getHeaderFields): Use null as key for status line.  Return
	unmodifiable Map.
	* gnu/java/net/protocol/http/Headers.java: Extend LinkedHashMap,
	instead of implement Map.
	(headers): Removed.
	(Constructor): Do not initialize headers.
	(size): Removed.
	(isEmpth): Removed.
	(containsKey): Rewrote.
	(containsValue): Removed.
	(get): Call super.get().
	(getValue): Likewise.
	(getLongValue): New method.
	(put): Call super.put().
	(remove): Call super.remove().
	(putAll): Rewrote.
	(clear): Removed.
	(keySet): Call super.keySet().
	(values): Removed.
	(entrySet): Call super.entrySet().
	(equals): Removed.
	(hashCode): Removed.
	(parse): Use StringBuilder instead of StringBuffer.
	(addValue): Call super.* instead of headers.*.
	* gnu/java/net/protocol/http/LimitedLengthInputStream.java: New class.
	* gnu/java/net/protocol/http/Request.java: Cleaned up imports.
	(responseBodyReader): Removed.
	(setResponseBodyReader): Removed.
	(dispatch): Don't create LineInputStream.  Don't call fireRequestEvent.
	Don't append CRLF to Request body.  Handle unsolicited 100 Continue
	response.
	(readResponse): Rewrote.
	(readResponseBody): Renamed to ...
	(createResponseBodyStream): ... And rewritten.
	(parseAuthParams): Use StringBuilder instead of StringBuffer.
	(getNonceCount): Likewise.
	(handleSetCookie): Likewise.
	* gnu/java/net/protocol/http/Response.java: Cleaned up imports.
	(codeClass): Removed.
	(body): New field.
	(Constructor): Don't initialize codeClass.  Initialize body.
	(getCodeClass): Rewrote.
	(getLongHeader): New method.
	(getBody): New method.
	* gnu/java/net/protocol/http/ChunkedInputStream.java (read): Use
	StringBuilder instead of StringBuffer.
	* gnu/java/net/protocol/http/Cookie.java (toString): Use StringBuilder
	instead of StringBuffer.

	* gnu/java/net/BASE64.java,
	gnu/java/net/CRLFInputStream.java,
	gnu/java/net/CRLFOutputStream.java,
	gnu/java/net/EmptyX509TrustManager.java,
	gnu/java/net/GetLocalHostAction.java,
	gnu/java/net/GetSystemPropertyAction.java,
	gnu/java/net/LineInputStream.java,
	gnu/java/net/protocol/http/Authenticator.java,
	gnu/java/net/protocol/http/ByteArrayRequestBodyWriter.java,
	gnu/java/net/protocol/http/ByteArrayResponseBodyReader.java,
	gnu/java/net/protocol/http/ChunkedInputStream.java,
	gnu/java/net/protocol/http/Cookie.java,
	gnu/java/net/protocol/http/CookieManager.java,
	gnu/java/net/protocol/http/Credentials.java,
	gnu/java/net/protocol/http/HTTPConnection.java,
	gnu/java/net/protocol/http/HTTPDateFormat.java,
	gnu/java/net/protocol/http/HTTPURLConnection.java,
	gnu/java/net/protocol/http/Headers.java,
	gnu/java/net/protocol/http/Request.java,
	gnu/java/net/protocol/http/RequestBodyWriter.java,
	gnu/java/net/protocol/http/Response.java,
	gnu/java/net/protocol/http/ResponseBodyReader.java,
	gnu/java/net/protocol/http/ResponseHeaderHandler.java,
	gnu/java/net/protocol/http/SimpleCookieManager.java,
	gnu/java/net/protocol/http/event/ConnectionEvent.java,
	gnu/java/net/protocol/http/event/ConnectionListener.java,
	gnu/java/net/protocol/http/event/RequestEvent.java,
	gnu/java/net/protocol/http/event/RequestListener.java:
	New files
	* gnu/java/net/protocol/http/Connection.java:
	gnu/java/net/protocol/http/TODO: Removed
	* gnu/java/net/protocol/http/Handler.java: Updated.
	Merged HTTP protocol implementation from GNU inetlib.