content: Cleanup class/struct forward declarations

content/test/test_render_view_host.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_TEST_TEST_RENDER_VIEW_HOST_H_
 #define CONTENT_TEST_TEST_RENDER_VIEW_HOST_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 25 matching lines @@
 namespace gfx {
 class Rect;
 }
 
 namespace content {
 
 class SiteInstance;
 class TestRenderFrameHost;
 class TestWebContents;
 struct FrameReplicationState;
-struct TextInputState;
 
 // Utility function to initialize FrameHostMsg_DidCommitProvisionalLoad_Params
 // with given parameters.
 void InitNavigateParams(FrameHostMsg_DidCommitProvisionalLoad_Params* params,
                         int nav_entry_id,
                         bool did_create_new_entry,
                         const GURL& url,
                         ui::PageTransition transition_type);
 
 // TestRenderWidgetHostView ----------------------------------------------------
@@ skipping 238 matching lines @@
  private:
   typedef std::unique_ptr<ui::test::ScopedSetSupportedScaleFactors>
       ScopedSetSupportedScaleFactors;
   ScopedSetSupportedScaleFactors scoped_set_supported_scale_factors_;
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImplTestHarness);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_RENDER_VIEW_HOST_H_