DevTools: expose last composited frame metadata on RenderWidgetHostViewPort.

content/browser/devtools/devtools_protocol_constants.h

Index: content/browser/devtools/devtools_protocol_constants.h
diff --git a/content/browser/devtools/devtools_protocol_constants.h b/content/browser/devtools/devtools_protocol_constants.h
index 7d06add4c5359d6e9db32e9da1820ed0d8305681..5d1f0eaa298afc7af9686577d5248078b8575975 100644
--- a/content/browser/devtools/devtools_protocol_constants.h
+++ b/content/browser/devtools/devtools_protocol_constants.h
@@ -64,6 +64,15 @@ namespace Inspector {
 
 namespace Page {
 
+  extern const char kData[];
+  extern const char kDeviceScaleFactor[];
+  extern const char kPageScaleFactor[];
+  extern const char kScrollLeft[];
+  extern const char kScrollTop[];
+  extern const char kViewport[];
+  extern const char kViewportWidth[];
+  extern const char kViewportHeight[];
+
   namespace disable {
     extern const char kName[];
   }  // disable
@@ -84,7 +93,6 @@ namespace Page {
     extern const char kParamFormat[];
     extern const char kParamQuality[];
     extern const char kParamScale[];
-    extern const char kResponseData[];
   }  // captureScreenshot
 
   namespace startScreencast {
@@ -100,7 +108,6 @@ namespace Page {
 
   namespace screencastFrame {
     extern const char kName[];
-    extern const char kResponseData[];
   }  // screencastFrame
 
 }  // Page