base: Remove the string logging from CHECK().

chrome/app/chrome_main_delegate.cc

Index: chrome/app/chrome_main_delegate.cc
diff --git a/chrome/app/chrome_main_delegate.cc b/chrome/app/chrome_main_delegate.cc
index da9719236a12d569031073799a30cf0a5640faa1..f33a2ebdcc876aa1330dec337485f963a1d87e21 100644
--- a/chrome/app/chrome_main_delegate.cc
+++ b/chrome/app/chrome_main_delegate.cc
@@ -440,8 +440,8 @@ void InitializeUserDataDir(base::CommandLine* command_line) {
 
     // The browser process (which is identified by an empty |process_type|) will
     // handle the error later; other processes that need the dir crash here.
-    CHECK(process_type.empty()) << "Unable to get the user data directory "
-                                << "for process type: " << process_type;
+    // Unable to get the user data directory for process type.
+    CHECK(process_type.empty());
   }
 
   // Append the fallback user data directory to the commandline. Otherwise,
@@ -723,13 +723,13 @@ void ChromeMainDelegate::InitMacCrashReporter(
 
   // The helper's Info.plist marks it as a background only app.
   if (base::mac::IsBackgroundOnlyProcess()) {
+    // Helper application requires --type.
     CHECK(command_line.HasSwitch(switches::kProcessType) &&
-          !process_type.empty())
-        << "Helper application requires --type.";
+          !process_type.empty());
   } else {
+    // Main application forbids --type, saw |process_type|.
     CHECK(!command_line.HasSwitch(switches::kProcessType) &&
-          process_type.empty())
-        << "Main application forbids --type, saw " << process_type;
+          process_type.empty());
   }
 }
 
@@ -869,8 +869,8 @@ void ChromeMainDelegate::PreSandboxStartup() {
     ResourceBundle::GetSharedInstance().AddDataPackFromPath(
         resources_pack_path, ui::SCALE_FACTOR_NONE);
 #endif
-    CHECK(!loaded_locale.empty()) << "Locale could not be found for " <<
-        locale;
+    // Locale could not be found for |locale|.
+    CHECK(!loaded_locale.empty());
   }
 
 #if !defined(CHROME_MULTIPLE_DLL_BROWSER)