Remove the deprecated static metrics APIs.

Review URL: http://codereview.chromium.org/2037011

metrics/README

@@ -42,14 +42,9 @@ a module, you need to do the following:
                                      int max)
   sends a sample for an enumeration (linear) histogram.
 
-  Currently, the API also includes two deprecated static methods:
-
-  bool MetricsLibrary::SendToChrome(const std::string& name, int sample,
-                                    int min, int max, int nbuckets)
-  bool MetricsLibrary::SendEnumToChrome(const std::string& name, int sample,
-                                        int max)
-
-  See the API documentation in metrics_library.h under
+  Before using these methods, a MetricsLibrary object needs to be
+  constructed and initialized through its Init method. See the
+  complete API documentation in metrics_library.h under
   src/platform/metrics/.
 
 - On the target platform, shortly after the sample is sent it should

metrics/metrics_client.cc

@@ -78,14 +78,16 @@ int main(int argc, char** argv) {
   }
 
   if (send_to_chrome) {
+    MetricsLibrary metrics_lib;
+    metrics_lib.Init();
     if (send_enum) {
       int max = atoi(argv[name_index + 2]);
-      MetricsLibrary::SendEnumToChrome(name, sample, max);
+      metrics_lib.SendEnumToUMA(name, sample, max);
     } else {
       int min = atoi(argv[name_index + 2]);
       int max = atoi(argv[name_index + 3]);
       int nbuckets = atoi(argv[name_index + 4]);
-      MetricsLibrary::SendToChrome(name, sample, min, max, nbuckets);
+      metrics_lib.SendToUMA(name, sample, min, max, nbuckets);
     }
   }
   return 0;

metrics/metrics_library.cc

@@ -2,13 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-/*
- * metrics_library.cc
- *
- *  Created on: Dec 1, 2009
- *      Author: sosa
- */
-
 #include "metrics_library.h"
 
 #include <errno.h>
@@ -137,9 +130,8 @@ bool MetricsLibrary::SendToAutotest(const string& name, int value) {
   return true;
 }
 
-// static
-bool MetricsLibrary::SendToChrome(const string& name, int sample,
-                                  int min, int max, int nbuckets) {
+bool MetricsLibrary::SendToUMA(const string& name, int sample,
+                               int min, int max, int nbuckets) {
   // Format the message.
   char message[kBufferSize];
   int32_t message_length =
@@ -154,14 +146,8 @@ bool MetricsLibrary::SendToChrome(const string& name, int sample,
   return SendMessageToChrome(message_length, message);
 }
 
-bool MetricsLibrary::SendToUMA(const string& name, int sample,
-                               int min, int max, int nbuckets) {
-  return SendToChrome(name, sample, min, max, nbuckets);
-}
-
-//static
-bool MetricsLibrary::SendEnumToChrome(const std::string& name, int sample,
-                                      int max) {
+bool MetricsLibrary::SendEnumToUMA(const std::string& name, int sample,
+                                   int max) {
   // Format the message.
   char message[kBufferSize];
   int32_t message_length =
@@ -175,8 +161,3 @@ bool MetricsLibrary::SendEnumToChrome(const std::string& name, int sample,
   // Send the message.
   return SendMessageToChrome(message_length, message);
 }
-
-bool MetricsLibrary::SendEnumToUMA(const std::string& name, int sample,
-                                   int max) {
-  return SendEnumToChrome(name, sample, max);
-}

metrics/metrics_library.h

@@ -2,13 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-/*
- * metrics_library.h
- *
- *  Created on: Dec 1, 2009
- *      Author: sosa
- */
-
 #ifndef METRICS_LIBRARY_H_
 #define METRICS_LIBRARY_H_
 
@@ -45,10 +38,6 @@ class MetricsLibrary : public MetricsLibraryInterface {
   bool SendToUMA(const std::string& name, int sample,
                  int min, int max, int nbuckets);
 
-  // Deprecated.
-  static bool SendToChrome(const std::string& name, int sample,
-                           int min, int max, int nbuckets);
-
   // Sends linear histogram data to Chrome for transport to UMA and
   // returns true on success. This method results in the equivalent of
   // an asynchronous non-blocking RPC to UMA_HISTOGRAM_ENUMERATION
@@ -60,9 +49,6 @@ class MetricsLibrary : public MetricsLibraryInterface {
   // [|max|,infinity) is the implicit overflow bucket.
   bool SendEnumToUMA(const std::string& name, int sample, int max);
 
-  // Deprecated.
-  static bool SendEnumToChrome(const std::string& name, int sample, int max);
-
   // Sends to Autotest and returns true on success.
   static bool SendToAutotest(const std::string& name, int value);
 };