DevTools: disable compilation cache for inspector tests to reduce flakiness.

components/test_runner/test_interfaces.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/test_runner/test_interfaces.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 76 matching lines @@
   if (path_start != std::string::npos)
     spec = spec.substr(path_start);
   test_runner_->setShouldGeneratePixelResults(generate_pixels);
   if (spec.find("loading/") != std::string::npos)
     test_runner_->setShouldDumpFrameLoadCallbacks(true);
   if (spec.find("/dumpAsText/") != std::string::npos) {
     test_runner_->setShouldDumpAsText(true);
     test_runner_->setShouldGeneratePixelResults(false);
   }
   if (spec.find("/inspector/") != std::string::npos ||
-      spec.find("/inspector-enabled/") != std::string::npos)
+      spec.find("/inspector-enabled/") != std::string::npos) {
     test_runner_->ClearDevToolsLocalStorage();
+    test_runner_->SetV8CacheDisabled(true);
+  } else {
+    test_runner_->SetV8CacheDisabled(false);
+  }
   if (spec.find("/inspector/") != std::string::npos &&
       spec.find("unit_test_runner.html") == std::string::npos) {
     // Subfolder name determines default panel to open.
     std::string test_path = spec.substr(spec.find("/inspector/") + 11);
     base::DictionaryValue settings;
     settings.SetString("testPath", base::GetQuotedJSONString(spec));
     std::string settings_string;
     base::JSONWriter::Write(settings, &settings_string);
     test_runner_->ShowDevTools(settings_string, std::string());
   }
@@ skipping 39 matching lines @@
 
 blink::WebThemeEngine* TestInterfaces::GetThemeEngine() {
   if (!test_runner_->UseMockTheme())
     return 0;
   if (!theme_engine_.get())
     theme_engine_.reset(new MockWebThemeEngine());
   return theme_engine_.get();
 }
 
 }  // namespace test_runner