Plumbs through screen size and scale factor to html_viewer

components/native_viewport/platform_viewport_android.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/native_viewport/platform_viewport_android.h"
 
 #include <android/input.h>
 #include <android/native_window_jni.h>
 
 #include "base/android/jni_android.h"
@@ skipping 56 matching lines @@
         env, java_platform_viewport_android_.get(env).obj());
   }
 }
 
 void PlatformViewportAndroid::Destroy(JNIEnv* env, jobject obj) {
   delegate_->OnDestroyed();
 }
 
 void PlatformViewportAndroid::SurfaceCreated(JNIEnv* env,
                                              jobject obj,
-                                             jobject jsurface) {
+                                             jobject jsurface,
+                                             float device_pixel_ratio) {
   base::android::ScopedJavaLocalRef<jobject> protector(env, jsurface);
   // Note: This ensures that any local references used by
   // ANativeWindow_fromSurface are released immediately. This is needed as a
   // workaround for https://code.google.com/p/android/issues/detail?id=68174
   {
     base::android::ScopedJavaLocalFrame scoped_local_reference_frame(env);
     window_ = ANativeWindow_fromSurface(env, jsurface);
   }
-  delegate_->OnAcceleratedWidgetAvailable(window_);
+  delegate_->OnAcceleratedWidgetAvailable(window_, device_pixel_ratio);
 }
 
 void PlatformViewportAndroid::SurfaceDestroyed(JNIEnv* env, jobject obj) {
   DCHECK(window_);
   delegate_->OnAcceleratedWidgetDestroyed();
   ReleaseWindow();
 }
 
 void PlatformViewportAndroid::SurfaceSetSize(JNIEnv* env,
                                              jobject obj,
@@ skipping 109 matching lines @@
 ////////////////////////////////////////////////////////////////////////////////
 // PlatformViewport, public:
 
 // static
 scoped_ptr<PlatformViewport> PlatformViewport::Create(Delegate* delegate) {
   return scoped_ptr<PlatformViewport>(
       new PlatformViewportAndroid(delegate)).Pass();
 }
 
 }  // namespace native_viewport