Move HiDPI-related Pepper interfaces to stable

ppapi/thunk/ppb_view_thunk.cc

 // Copyright (c) 2012 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.
 
 // From ppb_view.idl modified Thu Mar 28 11:12:59 2013.
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_view.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
@@ skipping 46 matching lines @@
 }
 
 PP_Bool GetClipRect(PP_Resource resource, struct PP_Rect* clip) {
   VLOG(4) << "PPB_View::GetClipRect()";
   EnterResource<PPB_View_API> enter(resource, true);
   if (enter.failed())
     return PP_FALSE;
   return enter.object()->GetClipRect(clip);
 }
 
+float GetDeviceScale(PP_Resource resource) {
+  EnterResource<PPB_View_API> enter(resource, true);
+  if (enter.failed())
+    return 0.0f;
+  return enter.object()->GetDeviceScale();
+}
+
+float GetCSSScale(PP_Resource resource) {
+  EnterResource<PPB_View_API> enter(resource, true);
+  if (enter.failed())
+    return 0.0f;
+  return enter.object()->GetCSSScale();
+}
+
 const PPB_View_1_0 g_ppb_view_thunk_1_0 = {
   &IsView,
   &GetRect,
   &IsFullscreen,
   &IsVisible,
   &IsPageVisible,
   &GetClipRect
 };
 
+const PPB_View_1_1 g_ppb_view_thunk_1_1 = {
+  &IsView,
+  &GetRect,
+  &IsFullscreen,
+  &IsVisible,
+  &IsPageVisible,
+  &GetClipRect,
+  &GetDeviceScale,
+  &GetCSSScale
+};
+
 }  // namespace
 
 const PPB_View_1_0* GetPPB_View_1_0_Thunk() {
   return &g_ppb_view_thunk_1_0;
 }
 
+const PPB_View_1_1* GetPPB_View_1_1_Thunk() {
+  return &g_ppb_view_thunk_1_1;
+}
+
 }  // namespace thunk
 }  // namespace ppapi