Clear SingleProcess and InProcessGPU logic.

base/command_line_unittest.cc

Index: base/command_line_unittest.cc
diff --git a/base/command_line_unittest.cc b/base/command_line_unittest.cc
index 2c947fc39ad8a47a53b62b3ea21677b227cd07c1..f8b2e2c0cf3ed2ba6ffe93118ab09a94204f5622 100644
--- a/base/command_line_unittest.cc
+++ b/base/command_line_unittest.cc
@@ -351,6 +351,68 @@ TEST(CommandLineTest, ProgramQuotes) {
 }
 #endif
 
+TEST(CommandLineTest, RemoveSwitches) {
+  std::string switch1 = "switch1";
+  std::string switch2 = "switch2";
+  std::string value2 = "value";
+  std::string switch3 = "switch3";
+  std::string value3 = "a value with spaces";
+  std::string switch4 = "switch4";
+  std::string value4 = "\"a value with quotes\"";
+  std::string switch5 = "quotes";
+  CommandLine::StringType value5 = kTricky;
+
+  CommandLine cl(FilePath(FILE_PATH_LITERAL("Program")));
+
+  cl.AppendSwitch(switch1);
+  cl.AppendSwitchASCII(switch2, value2);
+  cl.AppendSwitchASCII(switch3, value3);
+  cl.AppendSwitchASCII(switch4, value4);
+  cl.AppendSwitchNative(switch5, value5);
+
+  EXPECT_TRUE(cl.HasSwitch(switch1));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+  EXPECT_TRUE(cl.HasSwitch(switch3));
+  EXPECT_TRUE(cl.HasSwitch(switch4));
+  EXPECT_TRUE(cl.HasSwitch(switch5));
+
+  // Ignore not-included switch.
+  cl.RemoveSwitch("ignore_switch");
+  EXPECT_TRUE(cl.HasSwitch(switch1));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+  EXPECT_TRUE(cl.HasSwitch(switch3));
+  EXPECT_TRUE(cl.HasSwitch(switch4));
+  EXPECT_TRUE(cl.HasSwitch(switch5));
+
+  // Remove switches in the random order.
+  cl.RemoveSwitch(switch3);
+  EXPECT_FALSE(cl.HasSwitch(switch3));
+  EXPECT_TRUE(cl.HasSwitch(switch1));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+  EXPECT_TRUE(cl.HasSwitch(switch4));
+  EXPECT_TRUE(cl.HasSwitch(switch5));
+
+  cl.RemoveSwitch(switch1);
+  EXPECT_FALSE(cl.HasSwitch(switch1));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+  EXPECT_TRUE(cl.HasSwitch(switch4));
+  EXPECT_TRUE(cl.HasSwitch(switch5));
+
+  cl.RemoveSwitch(switch4);
+  EXPECT_FALSE(cl.HasSwitch(switch4));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+  EXPECT_TRUE(cl.HasSwitch(switch5));
+
+  cl.RemoveSwitch(switch5);
+  EXPECT_FALSE(cl.HasSwitch(switch5));
+  EXPECT_TRUE(cl.HasSwitch(switch2));
+
+  cl.RemoveSwitch(switch2);
+  EXPECT_FALSE(cl.HasSwitch(switch2));
+
+  EXPECT_EQ(FILE_PATH_LITERAL("Program"), cl.GetCommandLineString());
+}
+
 // Calling Init multiple times should not modify the previous CommandLine.
 TEST(CommandLineTest, Init) {
   CommandLine* initial = CommandLine::ForCurrentProcess();