cc: Fix capitalization style in chromified files.

cc/layers/layer_iterator.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/layer_iterator.h"
 
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/layers/render_surface.h"
 #include "cc/layers/render_surface_impl.h"
@@ skipping 26 matching lines @@
 
 template <typename LayerType,
           typename LayerList,
           typename RenderSurfaceType,
           typename ActionType>
 void LayerIteratorActions::BackToFront::Next(
     LayerIterator<LayerType, LayerList, RenderSurfaceType, ActionType>* it) {
   // If the current layer has a RS, move to its layer list. Otherwise,
   // visit the next layer in the current RS layer list.
   if (it->current_layer_represents_contributing_render_surface()) {
-    // Save our position in the childLayer list for the RenderSurface,
+    // Save our position in the child_layers list for the RenderSurface,
     // then jump to the next RenderSurface. Save where we
     // came from in the next RenderSurface so we can get back to it.
     it->target_render_surface()->current_layer_index_history_ =
         it->current_layer_index_;
     int previous_target_render_surface_layer =
         it->target_render_surface_layer_index_;
 
     it->target_render_surface_layer_index_ =
         ++highest_target_render_surface_layer_;
     it->current_layer_index_ =
@@ skipping 152 matching lines @@
     LayerIterator<LayerImpl, LayerImplList, RenderSurfaceImpl, FrontToBack>*
         it);
 template CC_EXPORT void LayerIteratorActions::FrontToBack::Begin(
     LayerIterator<LayerImpl, LayerImplList, RenderSurfaceImpl, FrontToBack>*
         it);
 template CC_EXPORT void LayerIteratorActions::FrontToBack::GoToHighestInSubtree(
     LayerIterator<LayerImpl, LayerImplList, RenderSurfaceImpl, FrontToBack>*
         it);
 
 }  // namespace cc