Rename ExceptionCode constants to use the names in the spec (2/3)

Source/core/html/canvas/WebGLRenderingContext.cpp

Index: Source/core/html/canvas/WebGLRenderingContext.cpp
diff --git a/Source/core/html/canvas/WebGLRenderingContext.cpp b/Source/core/html/canvas/WebGLRenderingContext.cpp
index 1faa49d6fe059b38d7383a1e86631ee593da0d0d..ed8646bf8cdb8bc63559bcb0cec4b5a803c89be3 100644
--- a/Source/core/html/canvas/WebGLRenderingContext.cpp
+++ b/Source/core/html/canvas/WebGLRenderingContext.cpp
@@ -5136,7 +5136,7 @@ bool WebGLRenderingContext::validateHTMLImageElement(const char* functionName, H
         return false;
     }
     if (wouldTaintOrigin(image)) {
-        ec = SECURITY_ERR;
+        ec = SecurityError;
         return false;
     }
     return true;
@@ -5149,7 +5149,7 @@ bool WebGLRenderingContext::validateHTMLCanvasElement(const char* functionName,
         return false;
     }
     if (wouldTaintOrigin(canvas)) {
-        ec = SECURITY_ERR;
+        ec = SecurityError;
         return false;
     }
     return true;
@@ -5162,7 +5162,7 @@ bool WebGLRenderingContext::validateHTMLVideoElement(const char* functionName, H
         return false;
     }
     if (wouldTaintOrigin(video)) {
-        ec = SECURITY_ERR;
+        ec = SecurityError;
         return false;
     }
     return true;