Android WebView: fix missing an invalidate

android_webview/browser/hardware_renderer.cc

Index: android_webview/browser/hardware_renderer.cc
diff --git a/android_webview/browser/hardware_renderer.cc b/android_webview/browser/hardware_renderer.cc
index 1598ac64237196cebf43b30d5dd9950ef9d45a5b..44ab3bdfc08408d76962eb3db0103fe76c895f14 100644
--- a/android_webview/browser/hardware_renderer.cc
+++ b/android_webview/browser/hardware_renderer.cc
@@ -201,11 +201,10 @@ void HardwareRenderer::DrawGL(bool stencil_enabled,
   // compositor might not have the tiles rasterized as the animation goes on.
   ParentCompositorDrawConstraints draw_constraints(
       draw_info->is_layer, transform, gfx::Rect(viewport_));
-  if (!draw_constraints_.Equals(draw_constraints)) {
-    draw_constraints_ = draw_constraints;
-    shared_renderer_state_->PostExternalDrawConstraintsToChildCompositor(
-        draw_constraints);
-  }
+
+  draw_constraints_ = draw_constraints;
+  shared_renderer_state_->PostExternalDrawConstraintsToChildCompositor(
+      draw_constraints);
 
   if (!delegated_layer_.get())
     return;