Add DataReductionProxy IPC to determine if the Data Reduction Proxy was used.

chrome/renderer/page_load_histograms.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/renderer/page_load_histograms.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/renderer/chrome_content_renderer_client.h"
-#include "components/data_reduction_proxy/core/common/data_reduction_proxy_headers.h"
+#include "components/data_reduction_proxy/content/common/data_reduction_proxy_messages.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/renderer/document_state.h"
 #include "content/public/renderer/render_thread.h"
 #include "content/public/renderer/render_view.h"
 #include "extensions/common/url_pattern.h"
 #include "net/base/url_util.h"
 #include "net/http/http_response_headers.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
@@ skipping 685 matching lines @@
         break;
       default:
         break;
     }
   }
 }
 
 }  // namespace
 
 PageLoadHistograms::PageLoadHistograms(content::RenderView* render_view)
-    : content::RenderViewObserver(render_view),
-      data_reduction_proxy_params_(
-          data_reduction_proxy::DataReductionProxyParams::kAllowed |
-          data_reduction_proxy::DataReductionProxyParams::kFallbackAllowed |
-          data_reduction_proxy::DataReductionProxyParams::kAlternativeAllowed) {
+    : content::RenderViewObserver(render_view) {
 }
 
 void PageLoadHistograms::Dump(WebFrame* frame) {
   // We only dump histograms for main frames.
   // In the future, it may be interesting to tag subframes and dump them too.
   if (!frame || frame->parent())
     return;
 
   // Only dump for supported schemes.
   URLPattern::SchemeMasks scheme_type =
       GetSupportedSchemeType(frame->document().url());
   if (scheme_type == 0)
     return;
 
   // Ignore multipart requests.
   if (frame->dataSource()->response().isMultipartPayload())
     return;
 
   DocumentState* document_state =
       DocumentState::FromDataSource(frame->dataSource());
 
-  bool data_reduction_proxy_was_used =
-      data_reduction_proxy_params_.IsDataReductionProxy(
-          document_state->proxy_server(), NULL);
+  bool data_reduction_proxy_was_used = false;
+  if (!document_state->proxy_server().IsEmpty()) {
+    Send(new DataReductionProxyViewHostMsg_WasDataReductionProxyUsed(
+        document_state->proxy_server(), &data_reduction_proxy_was_used));
+  } else {
+    data_reduction_proxy_was_used = false;
+  }
+
   bool came_from_websearch =
       IsFromGoogleSearchResult(frame->document().url(),
                                GURL(frame->document().referrer()));
   int websearch_chrome_joint_experiment_id = kNoExperiment;
   bool is_preview = false;
   if (came_from_websearch) {
     websearch_chrome_joint_experiment_id =
         GetQueryStringBasedExperiment(GURL(frame->document().referrer()));
     is_preview = ViaHeaderContains(frame, "1.1 Google Instant Proxy Preview");
   }
@@ skipping 51 matching lines @@
 
   DCHECK(document_state);
   DCHECK(ds);
   GURL url(ds->request().url());
   Time start = document_state->start_load_time();
   Time finish = document_state->finish_load_time();
   // TODO(mbelshe): should we log more stats?
   VLOG(1) << "PLT: " << (finish - start).InMilliseconds() << "ms "
           << url.spec();
 }