Don't show video fullscreen until DidEnterFullscreen() is called, and disable fullscreen for non-me…

Source/web/WebSettingsImpl.h

Index: Source/web/WebSettingsImpl.h
diff --git a/Source/web/WebSettingsImpl.h b/Source/web/WebSettingsImpl.h
index 45b0dfe38be34b55ca9228333a23c372f050bc92..bc1664576685d26efb2e2feab0d53939d11f2bb1 100644
--- a/Source/web/WebSettingsImpl.h
+++ b/Source/web/WebSettingsImpl.h
@@ -90,6 +90,7 @@ public:
     virtual void setDeviceScaleAdjustment(float) OVERRIDE;
     virtual void setDeviceSupportsMouse(bool) OVERRIDE;
     virtual void setDeviceSupportsTouch(bool) OVERRIDE;
+    virtual void setDisallowFullscreenForNonMediaElements(bool) OVERRIDE;
     virtual void setDoubleTapToZoomEnabled(bool) OVERRIDE;
     virtual void setDownloadableBinaryFontsEnabled(bool) OVERRIDE;
     virtual void setEditingBehavior(EditingBehavior) OVERRIDE;
@@ -179,6 +180,7 @@ public:
     bool renderVSyncNotificationEnabled() const { return m_renderVSyncNotificationEnabled; }
     bool autoZoomFocusedNodeToLegibleScale() const { return m_autoZoomFocusedNodeToLegibleScale; }
     bool gestureTapHighlightEnabled() const { return m_gestureTapHighlightEnabled; }
+    bool disallowFullscreenForNonMediaElements() const { return m_disallowFullscreenForNonMediaElements; }
     bool doubleTapToZoomEnabled() const { return m_doubleTapToZoomEnabled; }
     bool perTilePaintingEnabled() const { return m_perTilePaintingEnabled; }
     bool supportDeprecatedTargetDensityDPI() const { return m_supportDeprecatedTargetDensityDPI; }
@@ -214,6 +216,7 @@ private:
     // can be removed any time after 2015. See http://crbug.com/313754.
     bool m_clobberUserAgentInitialScaleQuirk;
     bool m_mainFrameResizesAreOrientationChanges;
+    bool m_disallowFullscreenForNonMediaElements;
 };
 
 } // namespace blink