If user had consented for metrics reporting, send speech input request origin to the server.

chrome/browser/speech/speech_input_browsertest.cc

Index: chrome/browser/speech/speech_input_browsertest.cc
diff --git a/chrome/browser/speech/speech_input_browsertest.cc b/chrome/browser/speech/speech_input_browsertest.cc
index 5563fe90993f3c00aa0a5bc0681ab5b52a06f181..e0b2aff27f693388bf6002bd398c7fa8d4380562 100644
--- a/chrome/browser/speech/speech_input_browsertest.cc
+++ b/chrome/browser/speech/speech_input_browsertest.cc
@@ -48,7 +48,8 @@ class FakeSpeechInputManager : public SpeechInputManager {
                         int render_view_id,
                         const gfx::Rect& element_rect,
                         const std::string& language,
-                        const std::string& grammar) {
+                        const std::string& grammar,
+                        const std::string& origin_url) {
     VLOG(1) << "StartRecognition invoked.";
     EXPECT_EQ(0, caller_id_);
     EXPECT_EQ(NULL, delegate_);