DevTools: migrate from scale to max size parameters in capture screen.

content/browser/devtools/devtools_protocol_constants.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_PROTOCOL_CONSTANTSH_
 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_PROTOCOL_CONSTANTSH_
 
 // The constants in this file should be used instead manually constructing
 // strings passed to and from DevTools protocol.
 //
@@ skipping 73 matching lines @@
 
   namespace navigate {
     extern const char kName[];
     extern const char kParamUrl[];
   }  // navigate
 
   namespace captureScreenshot {
     extern const char kName[];
     extern const char kParamFormat[];
     extern const char kParamQuality[];
-    extern const char kParamScale[];
+    extern const char kParamMaxWidth[];
+    extern const char kParamMaxHeight[];
   }  // captureScreenshot
 
   namespace startScreencast {
     extern const char kName[];
-    extern const char kParamFormat[];
-    extern const char kParamQuality[];
-    extern const char kParamScale[];
   }  // startScreencast
 
   namespace stopScreencast {
     extern const char kName[];
   }  // stopScreencast
 
   namespace screencastFrame {
     extern const char kName[];
   }  // screencastFrame
 
@@ skipping 37 matching lines @@
 
 namespace getInfo {
   extern const char kName[];
 }  // getInfo
 }  // SystemInfo
 
 }  // devtools
 }  // content
 
 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_PROTOCOL_CONSTANTSH_