Move SystemInfo to rtc_base_approved and delete unused code.

webrtc/base/systeminfo_unittest.cc

Index: webrtc/base/systeminfo_unittest.cc
diff --git a/webrtc/base/systeminfo_unittest.cc b/webrtc/base/systeminfo_unittest.cc
index fec553582a3c0169381e868a76c1a70f824a42fd..b1fc65e09166643fe4299575668382cb876fa7c5 100644
--- a/webrtc/base/systeminfo_unittest.cc
+++ b/webrtc/base/systeminfo_unittest.cc
@@ -52,14 +52,6 @@ TEST(SystemInfoTest, GetCpuArchitecture) {
 #endif
 }
 
-// Tests Cpu Cache Size
-TEST(SystemInfoTest, CpuCacheSize) {
-  rtc::SystemInfo info;
-  LOG(LS_INFO) << "CpuCacheSize: " << info.GetCpuCacheSize();
-  EXPECT_GE(info.GetCpuCacheSize(), 8192);  // 8 KB min cache
-  EXPECT_LE(info.GetCpuCacheSize(), 1024 * 1024 * 1024);  // 1 GB max cache
-}
-
 // Tests MachineModel is set.  On Mac test machine model is known.
 TEST(SystemInfoTest, MachineModelKnown) {
   rtc::SystemInfo info;
@@ -86,22 +78,6 @@ TEST(SystemInfoTest, MachineModelKnown) {
   }
 }
 
-// Tests maximum cpu clockrate.
-TEST(SystemInfoTest, CpuMaxCpuSpeed) {
-  rtc::SystemInfo info;
-  LOG(LS_INFO) << "MaxCpuSpeed: " << info.GetMaxCpuSpeed();
-  EXPECT_GT(info.GetMaxCpuSpeed(), 0);
-  EXPECT_LT(info.GetMaxCpuSpeed(), 100000);  // 100 Ghz
-}
-
-// Tests current cpu clockrate.
-TEST(SystemInfoTest, CpuCurCpuSpeed) {
-  rtc::SystemInfo info;
-  LOG(LS_INFO) << "MaxCurSpeed: " << info.GetCurCpuSpeed();
-  EXPECT_GT(info.GetCurCpuSpeed(), 0);
-  EXPECT_LT(info.GetMaxCpuSpeed(), 100000);
-}
-
 // Tests physical memory size.
 TEST(SystemInfoTest, MemorySize) {
   rtc::SystemInfo info;
@@ -116,14 +92,6 @@ TEST(SystemInfoTest, MaxCpus) {
   EXPECT_GT(info.GetMaxCpus(), 0);
 }
 
-// Tests number of physical cpus available to the system.
-TEST(SystemInfoTest, MaxPhysicalCpus) {
-  rtc::SystemInfo info;
-  LOG(LS_INFO) << "MaxPhysicalCpus: " << info.GetMaxPhysicalCpus();
-  EXPECT_GT(info.GetMaxPhysicalCpus(), 0);
-  EXPECT_LE(info.GetMaxPhysicalCpus(), info.GetMaxCpus());
-}
-
 // Tests number of logical cpus available to the process.
 TEST(SystemInfoTest, CurCpus) {
   rtc::SystemInfo info;
@@ -180,15 +148,3 @@ TEST(SystemInfoTest, CpuStepping) {
   EXPECT_EQ(0, info.GetCpuStepping());
 }
 #endif  // CPU_X86
-
-#if WEBRTC_WIN && !defined(EXCLUDE_D3D9)
-TEST(SystemInfoTest, GpuInfo) {
-  rtc::SystemInfo info;
-  rtc::SystemInfo::GpuInfo gi;
-  EXPECT_TRUE(info.GetGpuInfo(&gi));
-  LOG(LS_INFO) << "GpuDriver: " << gi.driver;
-  EXPECT_FALSE(gi.driver.empty());
-  LOG(LS_INFO) << "GpuDriverVersion: " << gi.driver_version;
-  EXPECT_FALSE(gi.driver_version.empty());
-}
-#endif