Wire GetWindowRect, GetRootWindowRect, and GetScreenInfo out to the UI thread.

chrome/browser/renderer_host/test/test_render_view_host.cc

Index: chrome/browser/renderer_host/test/test_render_view_host.cc
diff --git a/chrome/browser/renderer_host/test/test_render_view_host.cc b/chrome/browser/renderer_host/test/test_render_view_host.cc
index 17b91e3d33bc7a57e35147afbd619a20e6847fc0..b682916eed417e821a0afa6cfe33f2c94136d169 100644
--- a/chrome/browser/renderer_host/test/test_render_view_host.cc
+++ b/chrome/browser/renderer_host/test/test_render_view_host.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/renderer_host/test/test_render_view_host.h"
 
+#include "base/gfx/rect.h"
 #include "chrome/browser/renderer_host/backing_store.h"
 #include "chrome/browser/tab_contents/test_web_contents.h"
 #include "chrome/common/render_messages.h"
@@ -76,6 +77,16 @@ BackingStore* TestRenderWidgetHostView::AllocBackingStore(
   return new BackingStore(rwh_, size);
 }
 
+#if defined(OS_MACOSX)
+gfx::Rect TestRenderWidgetHostView::GetWindowRect() {
+  return gfx::Rect();
+}
+
+gfx::Rect TestRenderWidgetHostView::GetRootWindowRect() {
+  return gfx::Rect();
+}
+#endif
+
 void RenderViewHostTestHarness::NavigateAndCommit(const GURL& url) {
   controller().LoadURL(url, GURL(), 0);
   rvh()->SendNavigate(process()->max_page_id() + 1, url);