Rename metrics.proto to wv_metrics.proto.

Merge from http://go/wvgerrit/105767

To avoid conflict with metrics.proto in
frameworks/av/drm/libmediadrm/proto.
This is in preparation of moving metrics_dump tool
to build under Android.

bug: 161783052
Test: unit test
Test: Play Movies & Tv and Netflix streaming
Change-Id: I2406b66db4d61cca7c6260ea8847a555d96c8d42

libwvdrmengine/cdm/core/test/cdm_engine_metrics_decorator_unittest.cpp

@@ -15,8 +15,8 @@
 #include "cdm_engine.h"
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "metrics.pb.h"
 #include "wv_cdm_event_listener.h"
+#include "wv_metrics.pb.h"
 
 using ::testing::_;
 using ::testing::ByRef;

libwvdrmengine/cdm/core/test/cdm_engine_test.cpp

@@ -19,7 +19,6 @@
 #include "initialization_data.h"
 #include "license_request.h"
 #include "log.h"
-#include "metrics.pb.h"
 #include "properties.h"
 #include "string_conversions.h"
 #include "test_base.h"
@@ -27,6 +26,7 @@
 #include "url_request.h"
 #include "wv_cdm_constants.h"
 #include "wv_cdm_types.h"
+#include "wv_metrics.pb.h"
 
 namespace wvcdm {
 

libwvdrmengine/cdm/core/test/cdm_session_unittest.cpp

@@ -9,7 +9,6 @@
 
 #include "cdm_session.h"
 #include "crypto_key.h"
-#include "metrics.pb.h"
 #include "properties.h"
 #include "service_certificate.h"
 #include "string_conversions.h"
@@ -17,6 +16,7 @@
 #include "test_printers.h"
 #include "usage_table_header.h"
 #include "wv_cdm_constants.h"
+#include "wv_metrics.pb.h"
 
 using ::testing::_;
 using ::testing::DoAll;

libwvdrmengine/cdm/core/test/crypto_session_unittest.cpp

@@ -12,12 +12,12 @@
 #include "key_session.h"
 #include "license_protocol.pb.h"
 #include "log.h"
-#include "metrics.pb.h"
 #include "metrics_collections.h"
 #include "platform.h"
 #include "test_base.h"
 #include "test_printers.h"
 #include "wv_cdm_types.h"
+#include "wv_metrics.pb.h"
 
 namespace {