Funnel most proxy creation through GrProxyProvider

This is to provide a choke point for DDL to create Lazy Proxies.

Change-Id: If178da13bc6447b31b7601810236d34502d9efbd
Reviewed-on: https://skia-review.googlesource.com/93303
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
diff --git a/src/gpu/GrBitmapTextureMaker.cpp b/src/gpu/GrBitmapTextureMaker.cpp
index 064b1aa..7531bf6 100644
--- a/src/gpu/GrBitmapTextureMaker.cpp
+++ b/src/gpu/GrBitmapTextureMaker.cpp
@@ -49,8 +49,7 @@
 
     if (!proxy) {
         if (willBeMipped) {
-            proxy = GrGenerateMipMapsAndUploadToTextureProxy(this->context(), fBitmap,
-                                                             dstColorSpace);
+            proxy = GrGenerateMipMapsAndUploadToTextureProxy(proxyProvider, fBitmap, dstColorSpace);
         }
         if (!proxy) {
             proxy = GrUploadBitmapToTextureProxy(proxyProvider, fBitmap, dstColorSpace);