Revert of Support device scale factor test with popups in LayoutTest

content/shell/renderer/layout_test/blink_test_runner.cc

Index: content/shell/renderer/layout_test/blink_test_runner.cc
diff --git a/content/shell/renderer/layout_test/blink_test_runner.cc b/content/shell/renderer/layout_test/blink_test_runner.cc
index 9ad0c13c0e14c3ce810a7e611c7edb822a8941d5..e8f6f10aa9332f4c566c3ced6a43def543ae44c0 100644
--- a/content/shell/renderer/layout_test/blink_test_runner.cc
+++ b/content/shell/renderer/layout_test/blink_test_runner.cc
@@ -32,7 +32,6 @@
 #include "components/test_runner/web_test_interfaces.h"
 #include "components/test_runner/web_test_proxy.h"
 #include "components/test_runner/web_test_runner.h"
-#include "content/common/content_switches_internal.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/web_preferences.h"
@@ -266,8 +265,8 @@ BlinkTestRunner::BlinkTestRunner(RenderView* render_view)
       focused_view_(NULL),
       is_main_window_(false),
       focus_on_next_commit_(false),
-      leak_detector_(new LeakDetector(this)),
-      device_scale_factor_(1.f) {}
+      leak_detector_(new LeakDetector(this)) {
+}
 
 BlinkTestRunner::~BlinkTestRunner() {
 }
@@ -513,11 +512,7 @@ void BlinkTestRunner::SimulateWebNotificationClick(const std::string& title,
 }
 
 void BlinkTestRunner::SetDeviceScaleFactor(float factor) {
-  if (device_scale_factor_ == factor)
-    return;
-  device_scale_factor_ = factor;
   content::SetDeviceScaleFactor(render_view(), factor);
-  Send(new ShellViewHostMsg_SetDeviceScaleFactor(routing_id(), factor));
 }
 
 void BlinkTestRunner::EnableUseZoomForDSF() {
@@ -770,11 +765,6 @@ void BlinkTestRunner::OnWebTestProxyBaseDestroy(
     test_runner::WebTestProxyBase* proxy) {
 }
 
-blink::WebPoint BlinkTestRunner::ConvertDIPToNative(
-    const blink::WebPoint& point_in_dip) const {
-  return blink::WebPoint(point_in_dip.x * device_scale_factor_,
-                         point_in_dip.y * device_scale_factor_);
-}
 bool BlinkTestRunner::AddMediaStreamVideoSourceAndTrack(
     blink::WebMediaStream* stream) {
   DCHECK(stream);