Hooking up setBackgroundColor from AwContents to render process

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index 0c128bf67d17a31cd535cde3ff1c82aa7b5f6a7b..9627eaa5d26875a91e702e11e60b6acd037e8a94 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -676,6 +676,10 @@ void AwContents::FocusFirstNode(JNIEnv* env, jobject obj) {
   web_contents_->FocusThroughTabTraversal(false);
 }
 
+void AwContents::SetBackgroundColor(JNIEnv* env, jobject obj, jint color) {
+  render_view_host_ext_->SetBackgroundColor(color);
+}
+
 jint AwContents::ReleasePopupAwContents(JNIEnv* env, jobject obj) {
   return reinterpret_cast<jint>(pending_contents_.release());
 }