Bug 1245301 - Alphabetize memory tool's browser tests and use consistent naming; r=jimb

--HG--
rename : devtools/client/memory/test/browser/browser_memory-breakdowns-01.js => devtools/client/memory/test/browser/browser_memory_breakdowns_01.js
rename : devtools/client/memory/test/browser/browser_memory-clear-snapshots.js => devtools/client/memory/test/browser/browser_memory_clear_snapshots.js
rename : devtools/client/memory/test/browser/browser_memory-simple-01.js => devtools/client/memory/test/browser/browser_memory_simple_01.js

devtools/client/memory/test/browser/browser.ini

@@ -7,7 +7,9 @@ support-files =
   doc_steady_allocation.html
 
 [browser_memory_allocationStackBreakdown_01.js]
-[browser_memory-breakdowns-01.js]
+[browser_memory_breakdowns_01.js]
+    skip-if = debug # bug 1219554
+[browser_memory_clear_snapshots.js]
     skip-if = debug # bug 1219554
 [browser_memory_diff_01.js]
     skip-if = debug # bug 1219554
@@ -19,8 +21,6 @@ support-files =
 [browser_memory_no_auto_expand.js]
     skip-if = debug # bug 1219554
 [browser_memory_percents_01.js]
-[browser_memory-clear-snapshots.js]
-    skip-if = debug # bug 1219554
-[browser_memory-simple-01.js]
+[browser_memory_simple_01.js]
     skip-if = debug # bug 1219554
 [browser_memory_transferHeapSnapshot_e10s_01.js]