Avoid recreating hardware_renderer_ if a draw occurs during cleanup.

android_webview/browser/render_thread_manager.cc

Index: android_webview/browser/render_thread_manager.cc
diff --git a/android_webview/browser/render_thread_manager.cc b/android_webview/browser/render_thread_manager.cc
index 953b1a7a3e0c3f0e25565a0f6a379fbea34597c0..c2c9c6e0eecc061fed1b4402ff9eb6b765abe6b9 100644
--- a/android_webview/browser/render_thread_manager.cc
+++ b/android_webview/browser/render_thread_manager.cc
@@ -288,7 +288,7 @@ void RenderThreadManager::DrawGL(AwDrawGLInfo* draw_info) {
   // require a correctly bound FBO. The FBO remains until the next kModeDraw.
   // So kModeProcess between kModeDraws has correctly bound FBO, too.
   if (draw_info->mode == AwDrawGLInfo::kModeDraw && !hardware_renderer_ &&
-      HasFrameForHardwareRendererOnRT()) {
+      !IsInsideHardwareRelease() && HasFrameForHardwareRendererOnRT()) {
     hardware_renderer_.reset(new HardwareRenderer(this));
     hardware_renderer_->CommitFrame();
   }