Remove obviously unneeded forward declarations from headers under src/{app,base,net}.

BUG=none
TEST=builds

Review URL: http://codereview.chromium.org/3136025

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@56995 0039d316-1c4b-4281-b951-d872f2087c98

31 files changed, 10 insertions, 82 deletions

diff --git a/app/l10n_util.h b/app/l10n_util.h
index 4bc3ba8..ec1da75 100644
--- a/app/l10n_util.h
+++ b/app/l10n_util.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -26,8 +26,6 @@
 #include "app/l10n_util_mac.h"
 #endif  // OS_MACOSX
 
-class PrefService;
-
 namespace l10n_util {
 
 // This method is responsible for determining the locale as defined below. In
diff --git a/app/surface/transport_dib.h b/app/surface/transport_dib.h
index 4de1df4..6606c2b 100644
--- a/app/surface/transport_dib.h
+++ b/app/surface/transport_dib.h
@@ -18,9 +18,6 @@
 #include "app/x11_util.h"
 #endif
 
-namespace gfx {
-class Size;
-}
 namespace skia {
 class PlatformCanvas;
 }
@@ -177,6 +174,4 @@ class TransportDIB {
   DISALLOW_COPY_AND_ASSIGN(TransportDIB);
 };
 
-class MessageLoop;
-
 #endif  // APP_SURFACE_TRANSPORT_DIB_H_
diff --git a/app/x11_util.h b/app/x11_util.h
index 3e4c7e1..8ebed23 100644
--- a/app/x11_util.h
+++ b/app/x11_util.h
@@ -24,13 +24,8 @@ typedef unsigned long XID;
 typedef unsigned long XSharedMemoryId;  // ShmSeg in the X headers.
 typedef struct _XDisplay Display;
 
-namespace base {
-class Thread;
-}
-
 namespace gfx {
 class Rect;
-class Size;
 }
 
 namespace x11_util {
diff --git a/base/file_version_info_mac.h b/base/file_version_info_mac.h
index 6f94baa..d66c4e6 100644
--- a/base/file_version_info_mac.h
+++ b/base/file_version_info_mac.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -18,8 +18,6 @@
 class NSBundle;
 #endif
 
-class FilePath;
-
 // Provides a way to access the version information for a file.
 // This is the information you access when you select a file in the Windows
 // explorer, right-click select Properties, then click the Version tab.
diff --git a/base/file_version_info_win.h b/base/file_version_info_win.h
index c2bde77..3d60d69 100644
--- a/base/file_version_info_win.h
+++ b/base/file_version_info_win.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -15,8 +15,6 @@
 struct tagVS_FIXEDFILEINFO;
 typedef tagVS_FIXEDFILEINFO VS_FIXEDFILEINFO;
 
-class FilePath;
-
 // Provides a way to access the version information for a file.
 // This is the information you access when you select a file in the Windows
 // explorer, right-click select Properties, then click the Version tab.
diff --git a/base/histogram.h b/base/histogram.h
index 1d13544..adf673c 100644
--- a/base/histogram.h
+++ b/base/histogram.h
@@ -222,11 +222,6 @@ class Histogram;
 class LinearHistogram;
 class Pickle;
 
-namespace disk_cache {
-  class StatsHistogram;
-};  // namespace disk_cache
-
-
 class Histogram : public base::RefCountedThreadSafe<Histogram> {
  public:
   typedef int Sample;  // Used for samples (and ranges of samples).
diff --git a/base/linux_util.h b/base/linux_util.h
index 45887db..91cb113 100644
--- a/base/linux_util.h
+++ b/base/linux_util.h
@@ -11,8 +11,6 @@
 
 #include <string>
 
-class FilePath;
-
 namespace base {
 
 static const char kFindInodeSwitch[] = "--find-inode";
diff --git a/net/base/host_resolver.h b/net/base/host_resolver.h
index ff0ce24..a41b226 100644
--- a/net/base/host_resolver.h
+++ b/net/base/host_resolver.h
@@ -14,13 +14,10 @@
 #include "net/base/completion_callback.h"
 #include "net/base/request_priority.h"
 
-class MessageLoop;
-
 namespace net {
 
 class AddressList;
 class BoundNetLog;
-class HostCache;
 class HostResolverImpl;
 
 // This class represents the task of resolving hostnames (or IP address
diff --git a/net/base/sdch_filter.h b/net/base/sdch_filter.h
index 4c96f49..963cf32 100644
--- a/net/base/sdch_filter.h
+++ b/net/base/sdch_filter.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -21,8 +21,6 @@
 #include "net/base/filter.h"
 #include "net/base/sdch_manager.h"
 
-class SafeOutputStringInterface;
-
 namespace open_vcdiff {
   class VCDiffStreamingDecoder;
 }
diff --git a/net/base/transport_security_state.h b/net/base/transport_security_state.h
index 67c47e3..3b67c98 100644
--- a/net/base/transport_security_state.h
+++ b/net/base/transport_security_state.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -15,8 +15,6 @@
 #include "base/ref_counted.h"
 #include "base/time.h"
 
-class GURL;
-
 namespace net {
 
 // TransportSecurityState
diff --git a/net/disk_cache/block_files.h b/net/disk_cache/block_files.h
index 2fe41ad..2c01906 100644
--- a/net/disk_cache/block_files.h
+++ b/net/disk_cache/block_files.h
@@ -17,8 +17,6 @@
 
 namespace disk_cache {
 
-class EntryImpl;
-
 // This class handles the set of block-files open by the disk cache.
 class BlockFiles {
  public:
diff --git a/net/disk_cache/storage_block.h b/net/disk_cache/storage_block.h
index ab7cd41..49694c6 100644
--- a/net/disk_cache/storage_block.h
+++ b/net/disk_cache/storage_block.h
@@ -13,8 +13,6 @@
 
 namespace disk_cache {
 
-class EntryImpl;
-
 // This class encapsulates common behavior of a single "block" of data that is
 // stored on a block-file. It implements the FileBlock interface, so it can be
 // serialized directly to the backing file.
diff --git a/net/ftp/ftp_network_layer.h b/net/ftp/ftp_network_layer.h
index ea99257..a4191f9 100644
--- a/net/ftp/ftp_network_layer.h
+++ b/net/ftp/ftp_network_layer.h
@@ -12,7 +12,6 @@
 namespace net {
 
 class FtpNetworkSession;
-class FtpAuthCache;
 class HostResolver;
 
 class FtpNetworkLayer : public FtpTransactionFactory {
diff --git a/net/http/http_auth_controller.h b/net/http/http_auth_controller.h
index cb2c444..721bce9 100644
--- a/net/http/http_auth_controller.h
+++ b/net/http/http_auth_controller.h
@@ -21,7 +21,6 @@
 namespace net {
 
 class AuthChallengeInfo;
-class HostResolver;
 class HttpAuthHandler;
 class HttpNetworkSession;
 class HttpRequestHeaders;
diff --git a/net/http/http_auth_gssapi_posix.h b/net/http/http_auth_gssapi_posix.h
index 71ff555..4748c13 100644
--- a/net/http/http_auth_gssapi_posix.h
+++ b/net/http/http_auth_gssapi_posix.h
@@ -16,12 +16,8 @@
 #define GSS_USE_FUNCTION_POINTERS
 #include "net/third_party/gssapi/gssapi.h"
 
-class GURL;
-
 namespace net {
 
-struct HttpRequestInfo;
-
 extern gss_OID CHROME_GSS_C_NT_HOSTBASED_SERVICE_X;
 extern gss_OID CHROME_GSS_C_NT_HOSTBASED_SERVICE;
 extern gss_OID CHROME_GSS_KRB5_MECH_OID_DESC;
diff --git a/net/http/http_auth_handler.h b/net/http/http_auth_handler.h
index 9b092cf..2895387 100644
--- a/net/http/http_auth_handler.h
+++ b/net/http/http_auth_handler.h
@@ -18,8 +18,6 @@ class Histogram;
 
 namespace net {
 
-class HostResolver;
-class ProxyInfo;
 struct HttpRequestInfo;
 
 // HttpAuthHandler is the interface for the authentication schemes
diff --git a/net/http/http_auth_handler_mock.h b/net/http/http_auth_handler_mock.h
index a6b0d48..618ec7a 100644
--- a/net/http/http_auth_handler_mock.h
+++ b/net/http/http_auth_handler_mock.h
@@ -16,6 +16,8 @@
 
 namespace net {
 
+class HostResolver;
+
 // MockAuthHandler is used in tests to reliably trigger edge cases.
 class HttpAuthHandlerMock : public HttpAuthHandler {
  public:
diff --git a/net/http/http_auth_sspi_win.h b/net/http/http_auth_sspi_win.h
index bf1778f..1c8b741 100644
--- a/net/http/http_auth_sspi_win.h
+++ b/net/http/http_auth_sspi_win.h
@@ -22,9 +22,6 @@
 
 namespace net {
 
-struct HttpRequestInfo;
-class ProxyInfo;
-
 // SSPILibrary is introduced so unit tests can mock the calls to Windows' SSPI
 // implementation. The default implementation simply passes the arguments on to
 // the SSPI implementation provided by Secur32.dll.
diff --git a/net/http/http_network_layer.h b/net/http/http_network_layer.h
index c812302..f4ce1f1 100644
--- a/net/http/http_network_layer.h
+++ b/net/http/http_network_layer.h
@@ -21,7 +21,6 @@ class HttpAuthHandlerFactory;
 class HttpNetworkDelegate;
 class HttpNetworkSession;
 class NetLog;
-class ProxyInfo;
 class ProxyService;
 class SpdySessionPool;
 class SSLConfigService;
diff --git a/net/http/http_network_transaction.h b/net/http/http_network_transaction.h
index a010f1b..9677275 100644
--- a/net/http/http_network_transaction.h
+++ b/net/http/http_network_transaction.h
@@ -24,14 +24,10 @@
 
 namespace net {
 
-class ClientSocketFactory;
-class ClientSocketHandle;
 class HttpAuthController;
 class HttpNetworkSession;
-class HttpRequestHeaders;
 class HttpStream;
 class HttpStreamHandle;
-class HttpStreamRequest;
 class IOBuffer;
 
 class HttpNetworkTransaction : public HttpTransaction,
diff --git a/net/http/http_proxy_client_socket_pool.h b/net/http/http_proxy_client_socket_pool.h
index 2a18086..3e3df7c 100644
--- a/net/http/http_proxy_client_socket_pool.h
+++ b/net/http/http_proxy_client_socket_pool.h
@@ -20,10 +20,7 @@
 
 namespace net {
 
-class ClientSocketFactory;
-class ConnectJobFactory;
 class HostResolver;
-class HttpAuthController;
 class HttpNetworkSession;
 class TCPClientSocketPool;
 class TCPSocketParams;
diff --git a/net/http/http_stream_factory.h b/net/http/http_stream_factory.h
index bddac83..8b64cda 100644
--- a/net/http/http_stream_factory.h
+++ b/net/http/http_stream_factory.h
@@ -22,10 +22,7 @@
 
 namespace net {
 
-class ClientSocketHandle;
-class HttpAuthController;
 class HttpNetworkSession;
-class HttpStreamRequest;
 
 class HttpStreamFactory : public StreamFactory,
                           public base::RefCounted<HttpStreamFactory> {
diff --git a/net/proxy/proxy_config_service_common_unittest.h b/net/proxy/proxy_config_service_common_unittest.h
index 2a10489..d6b40cd 100644
--- a/net/proxy/proxy_config_service_common_unittest.h
+++ b/net/proxy/proxy_config_service_common_unittest.h
@@ -14,8 +14,6 @@
 
 namespace net {
 
-class ProxyBypassRules;
-
 // This structure contains our expectations on what values the ProxyRules
 // should have.
 struct ProxyRulesExpectation {
diff --git a/net/proxy/proxy_info.h b/net/proxy/proxy_info.h
index 8d799e2..69c87c8 100644
--- a/net/proxy/proxy_info.h
+++ b/net/proxy/proxy_info.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -13,8 +13,6 @@
 #include "net/proxy/proxy_retry_info.h"
 #include "net/proxy/proxy_server.h"
 
-class GURL;
-
 namespace net {
 
 // This object holds proxy information returned by ResolveProxy.
diff --git a/net/proxy/proxy_resolver_js_bindings.h b/net/proxy/proxy_resolver_js_bindings.h
index e69109b..e3939c38 100644
--- a/net/proxy/proxy_resolver_js_bindings.h
+++ b/net/proxy/proxy_resolver_js_bindings.h
@@ -10,8 +10,6 @@
 
 #include "base/string16.h"
 
-class MessageLoop;
-
 namespace net {
 
 class HostResolver;
diff --git a/net/proxy/proxy_resolver_v8.h b/net/proxy/proxy_resolver_v8.h
index 70a31c2..7345f45 100644
--- a/net/proxy/proxy_resolver_v8.h
+++ b/net/proxy/proxy_resolver_v8.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -9,11 +9,8 @@
 #include "base/scoped_ptr.h"
 #include "net/proxy/proxy_resolver.h"
 
-class MessageLoop;
-
 namespace net {
 
-class HostResolver;
 class ProxyResolverJSBindings;
 
 // Implementation of ProxyResolver that uses V8 to evaluate PAC scripts.
diff --git a/net/socket/socket_test_util.h b/net/socket/socket_test_util.h
index 0904dbe..ad30353 100644
--- a/net/socket/socket_test_util.h
+++ b/net/socket/socket_test_util.h
@@ -45,8 +45,6 @@ enum {
 };
 
 class ClientSocket;
-class HttpRequestHeaders;
-class HttpResponseHeaders;
 class MockClientSocket;
 class SSLClientSocket;
 
diff --git a/net/socket/socks_client_socket_pool.h b/net/socket/socks_client_socket_pool.h
index ae30d9f..3735aa3 100644
--- a/net/socket/socks_client_socket_pool.h
+++ b/net/socket/socks_client_socket_pool.h
@@ -21,7 +21,6 @@
 
 namespace net {
 
-class ClientSocketFactory;
 class ConnectJobFactory;
 class TCPClientSocketPool;
 class TCPSocketParams;
diff --git a/net/tools/flip_server/epoll_server.h b/net/tools/flip_server/epoll_server.h
index 2ada5a9..bbcb188 100644
--- a/net/tools/flip_server/epoll_server.h
+++ b/net/tools/flip_server/epoll_server.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -44,7 +44,6 @@ namespace net {
 class EpollServer;
 class EpollAlarmCallbackInterface;
 class ReadPipeCallback;
-class WatchDogToken;
 
 struct EpollEvent {
   EpollEvent(int events, bool is_epoll_wait)
diff --git a/net/url_request/url_request_context.h b/net/url_request/url_request_context.h
index 94cc29f..e72d27f 100644
--- a/net/url_request/url_request_context.h
+++ b/net/url_request/url_request_context.h
@@ -27,7 +27,6 @@ class FtpTransactionFactory;
 class HttpAuthHandlerFactory;
 class HttpNetworkDelegate;
 class HttpTransactionFactory;
-class SocketStream;
 }
 class URLRequest;
 
diff --git a/net/url_request/url_request_ftp_job.h b/net/url_request/url_request_ftp_job.h
index c614554..48f963d 100644
--- a/net/url_request/url_request_ftp_job.h
+++ b/net/url_request/url_request_ftp_job.h
@@ -17,10 +17,6 @@
 
 class URLRequestContext;
 
-namespace net {
-struct list_state;
-}
-
 // A URLRequestJob subclass that is built on top of FtpTransaction. It
 // provides an implementation for FTP.
 class URLRequestFtpJob : public URLRequestJob {