Rename cc::ResourceProvider::ResourceId to cc::ResourceId and move it to its own file.

cc/layers/nine_patch_layer_impl.cc

 // Copyright 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.
 
 #include "cc/layers/nine_patch_layer_impl.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "cc/base/math_util.h"
 #include "cc/quads/texture_draw_quad.h"
@@ skipping 76 matching lines @@
   SharedQuadState* shared_quad_state =
       render_pass->CreateAndAppendSharedQuadState();
   PopulateSharedQuadState(shared_quad_state);
 
   AppendDebugBorderQuad(
       render_pass, content_bounds(), shared_quad_state, append_quads_data);
 
   if (!ui_resource_id_)
     return;
 
-  ResourceProvider::ResourceId resource =
+  ResourceId resource =
       layer_tree_impl()->ResourceIdForUIResource(ui_resource_id_);
 
   if (!resource)
     return;
 
   static const bool flipped = false;
   static const bool nearest_neighbor = false;
   static const bool premultiplied_alpha = true;
 
   DCHECK(!bounds().IsEmpty());
@@ skipping 325 matching lines @@
   result->Set("ImageBounds", list);
 
   result->Set("Border", MathUtil::AsValue(border_).release());
 
   result->SetBoolean("FillCenter", fill_center_);
 
   return result;
 }
 
 }  // namespace cc