Making EventSender talk to the right WebWidget (for OOPIF support).

content/public/test/layouttest_support.h

Index: content/public/test/layouttest_support.h
diff --git a/content/public/test/layouttest_support.h b/content/public/test/layouttest_support.h
index b43d37fe4af9fecc018d52188eb634767bf9156c..b7a77d129f7cf472b322acc0b9ebfca427314c10 100644
--- a/content/public/test/layouttest_support.h
+++ b/content/public/test/layouttest_support.h
@@ -22,7 +22,9 @@ class WebDeviceMotionData;
 class WebDeviceOrientationData;
 class WebGamepad;
 class WebGamepads;
+class WebInputEvent;
 class WebLayer;
+class WebLocalFrame;
 struct WebSize;
 class WebView;
 class WebWidget;
@@ -66,11 +68,17 @@ test_runner::WebViewTestProxyBase* GetWebViewTestProxyBase(
     RenderView* render_view);
 
 // "Casts" |render_frame| to |WebFrameTestProxyBase|.  Caller has to ensure
-// that prior to construction of |render_frame|, EnableiewTestProxyCreation
+// that prior to construction of |render_frame|, EnableTestProxyCreation
 // was called.
 test_runner::WebFrameTestProxyBase* GetWebFrameTestProxyBase(
     RenderFrame* render_frame);
 
+// Gets WebWidgetTestProxyBase associated with |frame| (either the view's widget
+// or the local root's frame widget).  Caller has to ensure that prior to
+// construction of |render_frame|, EnableTestProxyCreation was called.
+test_runner::WebWidgetTestProxyBase* GetWebWidgetTestProxyBase(
+    blink::WebLocalFrame* frame);
+
 // Enable injecting of a WebViewTestProxy between WebViews and RenderViews,
 // WebWidgetTestProxy between WebWidgets and RenderWidgets and WebFrameTestProxy
 // between WebFrames and RenderFrames.
@@ -131,6 +139,14 @@ void SetDeviceScaleFactor(RenderView* render_view, float factor);
 // Get the window to viewport scale.
 float GetWindowToViewportScale(RenderView* render_view);
 
+// Converts |event| from screen coordinates to coordinates used by the widget
+// associated with the |web_widget_test_proxy_base|.  Returns nullptr if no
+// transformation was necessary (e.g. for a keyboard event OR if widget requires
+// no scaling and has coordinates starting at (0,0)).
+std::unique_ptr<blink::WebInputEvent> TransformScreenToWidgetCoordinates(
+    test_runner::WebWidgetTestProxyBase* web_widget_test_proxy_base,
+    const blink::WebInputEvent& event);
+
 // Get the ICC profile for a given name string. This is not in the ICCProfile
 // class to avoid bloating the shipping build.
 gfx::ICCProfile GetTestingICCProfile(const std::string& name);