Experimental viewport meta tag support for desktop, Blink-side.

public/web/WebSettings.h

Index: public/web/WebSettings.h
diff --git a/public/web/WebSettings.h b/public/web/WebSettings.h
index ff4d3710b20df27ecd08966f7108fb1081eeb7b7..8c7ee8f1fcb6c4f648e2da406dc60e89629cfbd8 100644
--- a/public/web/WebSettings.h
+++ b/public/web/WebSettings.h
@@ -55,6 +55,8 @@ public:
     virtual bool scrollAnimatorEnabled() const = 0;
     virtual bool touchEditingEnabled() const = 0;
     virtual bool viewportEnabled() const = 0;
+    virtual bool viewportMetaEnabled() const = 0;
+    virtual bool scaleViewportOnResize() const = 0;
     virtual void setAccelerated2dCanvasEnabled(bool) = 0;
     virtual void setAccelerated2dCanvasMSAASampleCount(int) = 0;
     virtual void setAcceleratedCompositingEnabled(bool) = 0;
@@ -181,6 +183,7 @@ public:
     virtual void setUseWideViewport(bool) = 0;
     virtual void setValidationMessageTimerMagnification(int) = 0;
     virtual void setViewportEnabled(bool) = 0;
+    virtual void setViewportMetaEnabled(bool) = 0;
     virtual void setViewportMetaLayoutSizeQuirk(bool) = 0;
     virtual void setViewportMetaMergeContentQuirk(bool) = 0;
     virtual void setViewportMetaZeroValuesQuirk(bool) = 0;
@@ -190,6 +193,7 @@ public:
     virtual void setWebSecurityEnabled(bool) = 0;
     virtual void setWideViewportQuirkEnabled(bool) = 0;
     virtual void setXSSAuditorEnabled(bool) = 0;
+    virtual void setScaleViewportOnResize(bool) = 0;
 
     // DEPRECATED: Delete after Chromium-side calls deleted.
     void setApplyPageScaleFactorInCompositor(bool enabled) { }