Rebind EGL context to flush driver caches.

gpu/command_buffer/client/gles2_cmd_helper_autogen.h

Index: gpu/command_buffer/client/gles2_cmd_helper_autogen.h
diff --git a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
index abf4902b800db7fa1c5fc94eaf4ba99312fcef8a..1a34ab7bcc6a40d9f7f03f363fba453e6dd0edd4 100644
--- a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
+++ b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
@@ -2814,6 +2814,14 @@ void SwapInterval(GLint interval) {
   }
 }
 
+void FlushDriverCachesCHROMIUM() {
+  gles2::cmds::FlushDriverCachesCHROMIUM* c =
+      GetCmdSpace<gles2::cmds::FlushDriverCachesCHROMIUM>();
+  if (c) {
+    c->Init();
+  }
+}
+
 void MatrixLoadfCHROMIUMImmediate(GLenum matrixMode, const GLfloat* m) {
   const uint32_t size =
       gles2::cmds::MatrixLoadfCHROMIUMImmediate::ComputeSize();