Replace uses of legacy SkBitmap::copyTo() API

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 592133d4f5756491bb5a4f73d0e54de432c56972..df7a58ab864664cede0609dce124770c812998a4 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.cc
@@ -2808,7 +2808,9 @@ PP_Bool PepperPluginInstanceImpl::SetCursor(PP_Instance instance,
   SkBitmap bitmap(image_data->GetMappedBitmap());
   // Make a deep copy, so that the cursor remains valid even after the original
   // image data gets freed.
-  if (!bitmap.copyTo(&custom_cursor->custom_image.GetSkBitmap())) {
+  SkBitmap& dst = custom_cursor->custom_image.GetSkBitmap();
+  if (!dst.tryAllocPixels(bitmap.info()) ||
+      !bitmap.readPixels(dst.info(), dst.getPixels(), dst.rowBytes(), 0, 0)) {
     return PP_FALSE;
   }