Call glFinish just before reallocating offscreen_saved_color_texture_

gpu/command_buffer/service/gles2_cmd_decoder.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder.cc
===================================================================
--- gpu/command_buffer/service/gles2_cmd_decoder.cc	(revision 98707)
+++ gpu/command_buffer/service/gles2_cmd_decoder.cc	(working copy)
@@ -2527,10 +2527,12 @@
   }
 
   // Workaround for NVIDIA driver bug on OS X; crbug.com/89557,
-  // crbug.com/94163. TODO(kbr): figure out reproduction so Apple will
+  // crbug.com/94103. TODO(kbr): figure out reproduction so Apple will
   // fix this.
-  if (needs_mac_nvidia_driver_workaround_)
+  if (needs_mac_nvidia_driver_workaround_) {
     offscreen_saved_frame_buffer_->Create();
+    glFinish();
+  }
 
   // Allocate the offscreen saved color texture.
   DCHECK(offscreen_saved_color_format_);