[DevTools] Cleanup after reversing emulation flow.

public/web/WebView.h

Index: public/web/WebView.h
diff --git a/public/web/WebView.h b/public/web/WebView.h
index d5a8eb27cc884905dab1ebb4b9ac953f4e24e83f..20aeff9df75416bb5bf5ed6cfa2cdffcb1222333 100644
--- a/public/web/WebView.h
+++ b/public/web/WebView.h
@@ -369,15 +369,6 @@ public:
 
     // Developer tools -----------------------------------------------------
 
-    // Set an override of device scale factor passed from WebView to
-    // compositor. Pass zero to cancel override. This is used to implement
-    // device metrics emulation.
-    virtual void setCompositorDeviceScaleFactorOverride(float) = 0;
-
-    // Set offset and scale on the root composited layer. This is used
-    // to implement device metrics emulation.
-    virtual void setRootLayerTransform(const WebSize& offset, float scale) = 0;
-
     // Enables device emulation as specified in params.
     virtual void enableDeviceEmulation(const WebDeviceEmulationParams&) = 0;