Reduce the amount of included header files. Vast change like in "Oh God! This...

net/url_request/url_request_http_job.cc

Index: net/url_request/url_request_http_job.cc
===================================================================
--- net/url_request/url_request_http_job.cc	(revision 9942)
+++ net/url_request/url_request_http_job.cc	(working copy)
@@ -17,10 +17,12 @@
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 #include "net/base/sdch_manager.h"
+#include "net/http/http_response_headers.h"
 #include "net/http/http_response_info.h"
 #include "net/http/http_transaction.h"
 #include "net/http/http_transaction_factory.h"
 #include "net/url_request/url_request.h"
+#include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_error_job.h"
 
 // TODO(darin): make sure the port blocking code is not lost