Update callers of WebSecurityOrigin::isEmpty to call WebSecurityOrigin::isUnique

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
===================================================================
--- content/renderer/render_view_impl.cc	(revision 110783)
+++ content/renderer/render_view_impl.cc	(working copy)
@@ -2981,8 +2981,8 @@
   DCHECK(callbacks);
 
   WebSecurityOrigin origin = frame->document().securityOrigin();
-  if (origin.isEmpty()) {
-    // Uninitialized document?
+  if (origin.isUnique()) {
+    // Unique origins cannot store persistent state.
     callbacks->didFail(WebKit::WebFileErrorAbort);
     return;
   }
@@ -2998,8 +2998,8 @@
     WebStorageQuotaCallbacks* callbacks) {
   DCHECK(frame);
   WebSecurityOrigin origin = frame->document().securityOrigin();
-  if (origin.isEmpty()) {
-    // Uninitialized document?
+  if (origin.isUnique()) {
+    // Unique origins cannot store persistent state.
     callbacks->didFail(WebKit::WebStorageQuotaErrorAbort);
     return;
   }
@@ -3016,8 +3016,8 @@
     WebStorageQuotaCallbacks* callbacks) {
   DCHECK(frame);
   WebSecurityOrigin origin = frame->document().securityOrigin();
-  if (origin.isEmpty()) {
-    // Uninitialized document?
+  if (origin.isUnique()) {
+    // Unique origins cannot store persistent state.
     callbacks->didFail(WebKit::WebStorageQuotaErrorAbort);
     return;
   }