Upstream printing changes.

android_webview/renderer/aw_content_renderer_client.cc

Index: android_webview/renderer/aw_content_renderer_client.cc
diff --git a/android_webview/renderer/aw_content_renderer_client.cc b/android_webview/renderer/aw_content_renderer_client.cc
index 7428b1d6ad4c8f8ff32a6dae65ead07aea23c9db..4a9263d51931fa47fea7587cc6662c74b65c2926 100644
--- a/android_webview/renderer/aw_content_renderer_client.cc
+++ b/android_webview/renderer/aw_content_renderer_client.cc
@@ -8,6 +8,7 @@
 #include "android_webview/common/url_constants.h"
 #include "android_webview/renderer/aw_key_systems.h"
 #include "android_webview/renderer/aw_render_view_ext.h"
+#include "android_webview/renderer/print_web_view_helper.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/content/renderer/autofill_agent.h"
@@ -52,6 +53,7 @@ void AwContentRendererClient::RenderViewCreated(
     content::RenderView* render_view) {
   AwRenderViewExt::RenderViewCreated(render_view);
 
+  new printing::PrintWebViewHelper(render_view);
   // TODO(sgurun) do not create a password autofill agent (change
   // autofill agent to store a weakptr).
   autofill::PasswordAutofillAgent* password_autofill_agent =