Replace skia::RefPtr with sk_sp<> in content/

content/renderer/pepper/pepper_plugin_instance_impl.cc

Index: content/renderer/pepper/pepper_plugin_instance_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_instance_impl.cc b/content/renderer/pepper/pepper_plugin_instance_impl.cc
index 8bd0a1c0e8e9b28ccb71e002400c1fd6c0b19a29..372b503b814247e70bd1a6074112486db29efa5c 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.cc
@@ -1748,7 +1748,7 @@ int PepperPluginInstanceImpl::PrintBegin(const WebPrintParams& print_params) {
   if (!num_pages)
     return 0;
   current_print_settings_ = print_settings;
-  canvas_.clear();
+  canvas_.reset();
   ranges_.clear();
   return num_pages;
 }
@@ -1767,7 +1767,7 @@ void PepperPluginInstanceImpl::PrintPage(int page_number,
 #endif  // defined(OS_MACOSX)
   if (save_for_later) {
     ranges_.push_back(page_range);
-    canvas_ = skia::SharePtr(canvas);
+    canvas_ = sk_ref_sp(canvas);
   } else {
     PrintPageHelper(&page_range, 1, canvas);
   }
@@ -1800,7 +1800,7 @@ void PepperPluginInstanceImpl::PrintEnd() {
   scoped_refptr<PepperPluginInstanceImpl> ref(this);
   if (!ranges_.empty())
     PrintPageHelper(&(ranges_.front()), ranges_.size(), canvas_.get());
-  canvas_.clear();
+  canvas_.reset();
   ranges_.clear();
 
   DCHECK(plugin_print_interface_);