Rename fetch layout tests.

LayoutTests/http/tests/fetch/README

Index: LayoutTests/http/tests/fetch/README
diff --git a/LayoutTests/http/tests/fetch/README b/LayoutTests/http/tests/fetch/README
index 9c03e22dc41b27d2f3513f218eeefddd467bdd54..234c6ceea86a872417e05311eaeb2eb39f398df8 100644
--- a/LayoutTests/http/tests/fetch/README
+++ b/LayoutTests/http/tests/fetch/README
@@ -18,6 +18,12 @@ $ python generate.py
 at this (/LayoutTests/http/tests/fetch/) directory to generate these files
 from templates script-tests/TEMPLATE*.html.
 
+There are two kinds of tests. One is regular tests placed on script-tests
+directory and another is "thorough" tests placed on script-tests/thorough
+directory. Each has its own template files and default option settings.
+Note: thorough tests were called as "fetch-access-control" tests. auth.js
+was called as fetch-access-control-auth.js, for example.
+
 # Running on window, workers, serviceworker, serviceworker-proxied
 
 As it is exposed to Window and Worker, most (if not all) of tests are expected
@@ -55,7 +61,7 @@ The options to be generated is listed in a line in X.js like:
 (Three files for OPTIONS = (empty), -other-https, -base-https-other-https are
 generated)
 Default:
-  For fetch-access-control*: ,-other-https,-base-https-other-https
+  For thorough tests: ,-other-https,-base-https-other-https
   For others: ,-base-https-other-https
 
 # File structure
@@ -67,13 +73,13 @@ Helper JS files and server side scripts are located on
     Include this before X.js and from HTML files.
 - /fetch/resources/fetch-test-options.js
     Process test options for X.js. BASE_ORIGIN/OTHER_ORIGIN are defined here.
-    Include this before X.js and fetch-access-control-util.js.
+    Include this before X.js and thorough-util.js.
 - /fetch/resources/fetch-test-helpers.js
     Variables/functions commonly used from X.js.
     Include this before X.js.
-- /fetch/resources/fetch-access-control-util.js
-    Utility functions for fetch-access-control* tests.
-    Include this before X.js in fetch-access-control* tests.
+- /fetch/resources/thorough-util.js
+    Utility functions for thorough tests.
+    Include this before X.js in thorough tests.
 - /fetch/resources/init.js
     Initialization script executed on window.
     Include this from HTML files.
@@ -86,7 +92,7 @@ Files                                                 wi wo sw swp wi wo sw swp
 /serviceworker/resources/test-helpers.js              Y  Y  Y  Y   .  .  .  .
 /fetch/resources/fetch-test-options.js                Y  -  -  Y   .  .  .  .
 /fetch/resources/fetch-test-helpers.js                Y  -  -  Y   .  Y  Y  .
-/fetch/resources/fetch-access-control-util.js         Y* -  -  Y*  .  Y* Y* .
+/fetch/resources/thorough-util.js                     Y* -  -  Y*  .  Y* Y* .
 /fetch/script-tests/X.js                              Y  -  -  Y
 /fetch/resources/init.js                              Y  Y  Y  Y   -  -  -  -
 ----------------------------------------------------- ------------ ------------
@@ -94,7 +100,7 @@ wi/wo/sw/swp: window/workers/serviceworker/serviceworker-proxied.
 Y: to be included.
 -: not to be included.
 .: included indirectly via HTML or fetch-test-helpers.js.
-Y*: fetch-access-control* tests only.
+Y*: thorough tests only.
 
 # PRESUBMIT.py