Provisional fix for WebFrame API change upstream.

webkit/mocks/mock_webframe.cc

Index: webkit/mocks/mock_webframe.cc
diff --git a/webkit/mocks/mock_webframe.cc b/webkit/mocks/mock_webframe.cc
index 1423039813dd11faddb749b2c858da3d1b01f17b..6623a3d340d6164b724ac5f8df29dab8886db958 100644
--- a/webkit/mocks/mock_webframe.cc
+++ b/webkit/mocks/mock_webframe.cc
@@ -367,6 +367,10 @@ WebString MockWebFrame::contentAsMarkup() const {
   return WebString();
 }
 
+WebString MockWebFrame::renderTreeAsText(bool showDebugInfo) const {
+  return WebString();
+}
+
 WebString MockWebFrame::renderTreeAsText() const {
   return WebString();
 }
@@ -400,6 +404,10 @@ bool MockWebFrame::pauseSVGAnimation(const WebString& animationId,
   return false;
 }
 
+WebString MockWebFrame::layerTreeAsText(bool showDebugInfo) const {
+  return WebString();
+}
+
 WebString MockWebFrame::layerTreeAsText() const {
   return WebString();
 }