DevTools: request page thumbnails from the devtools handler delegate, do not redirect to chrome://t…

chrome/browser/android/devtools_server.cc

 // Copyright (c) 2012 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 "chrome/browser/android/devtools_server.h"
 
 #include <cstring>
 #include <pwd.h>
 
 #include "base/basictypes.h"
@@ skipping 39 matching lines @@
   }
 
   virtual bool BundlesFrontendResources() {
     return false;
   }
 
   virtual std::string GetFrontendResourcesBaseURL() {
     return "";
   }
 
+  virtual std::string GetPageThumbnailData(const GURL& url) {
+    Profile* profile =
+        ProfileManager::GetLastUsedProfile()->GetOriginalProfile();
+    history::TopSites* top_sites = profile->GetTopSites();
+    if (top_sites) {
+      scoped_refptr<base::RefCountedMemory> data;
+      if (top_sites->GetPageThumbnail(url, &data))
+        return std::string(reinterpret_cast<const char*>(data->front()),
+                           data->size());
+    }
+    return "";
+  }
+
  private:
   static void PopulatePageThumbnails() {
     Profile* profile =
         ProfileManager::GetLastUsedProfile()->GetOriginalProfile();
     history::TopSites* top_sites = profile->GetTopSites();
     if (top_sites)
       top_sites->SyncWithHistory();
   }
 
   DISALLOW_COPY_AND_ASSIGN(DevToolsServerDelegate);
@@ skipping 29 matching lines @@
     return;
   // Note that the call to Stop() below takes care of |protocol_handler_|
   // deletion.
   protocol_handler_->Stop();
   protocol_handler_ = NULL;
 }
 
 bool DevToolsServer::IsStarted() const {
   return protocol_handler_;
 }