AutoFill: Remove one level of indirection when clearing a previewed form.

chrome/renderer/form_manager_unittest.cc

Index: chrome/renderer/form_manager_unittest.cc
diff --git a/chrome/renderer/form_manager_unittest.cc b/chrome/renderer/form_manager_unittest.cc
index 48c80548770e335a05e78a222c73c50ac3137d55..a72b60187a14e4ac8f4b399d058090b26f5b2e41 100644
--- a/chrome/renderer/form_manager_unittest.cc
+++ b/chrome/renderer/form_manager_unittest.cc
@@ -2304,7 +2304,7 @@ TEST_F(FormManagerTest, ClearFormWithNode) {
                 0)));
 }
 
-TEST_F(FormManagerTest, ClearPreviewedForm) {
+TEST_F(FormManagerTest, ClearPreviewedFormWithNode) {
   LoadHTML("<FORM name=\"TestForm\" action=\"http://buh.com\" method=\"post\">"
            "  <INPUT type=\"text\" id=\"firstname\" value=\"Wyatt\"/>"
            "  <INPUT type=\"text\" id=\"lastname\"/>"
@@ -2339,7 +2339,7 @@ TEST_F(FormManagerTest, ClearPreviewedForm) {
   email.setSuggestedValue(ASCIIToUTF16("wyatt@earp.com"));
 
   // Clear the previewed fields.
-  EXPECT_TRUE(form_manager.ClearPreviewedForm(forms[0]));
+  EXPECT_TRUE(form_manager.ClearPreviewedFormWithNode(firstname));
 
   // Fields with non-empty values are not modified.
   EXPECT_EQ(ASCIIToUTF16("Wyatt"), firstname.value());