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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/base_switches.h"
      6 #include "build/build_config.h"
      7 
      8 namespace switches {
      9 
     10 // Disables the crash reporting.
     11 const char kDisableBreakpad[]               = "disable-breakpad";
     12 
     13 // Indicates that crash reporting should be enabled. On platforms where helper
     14 // processes cannot access to files needed to make this decision, this flag is
     15 // generated internally.
     16 const char kEnableCrashReporter[]           = "enable-crash-reporter";
     17 
     18 // Makes memory allocators keep track of their allocations and context, so a
     19 // detailed breakdown of memory usage can be presented in chrome://tracing when
     20 // the memory-infra category is enabled.
     21 const char kEnableHeapProfiling[]           = "enable-heap-profiling";
     22 
     23 // Report native (walk the stack) allocation traces. By default pseudo stacks
     24 // derived from trace events are reported.
     25 const char kEnableHeapProfilingModeNative[] = "native";
     26 
     27 // Generates full memory crash dump.
     28 const char kFullMemoryCrashReport[]         = "full-memory-crash-report";
     29 
     30 // Force low-end device mode when set.
     31 const char kEnableLowEndDeviceMode[]        = "enable-low-end-device-mode";
     32 
     33 // Force disabling of low-end device mode when set.
     34 const char kDisableLowEndDeviceMode[]       = "disable-low-end-device-mode";
     35 
     36 // This option can be used to force field trials when testing changes locally.
     37 // The argument is a list of name and value pairs, separated by slashes. If a
     38 // trial name is prefixed with an asterisk, that trial will start activated.
     39 // For example, the following argument defines two trials, with the second one
     40 // activated: "GoogleNow/Enable/*MaterialDesignNTP/Default/" This option can
     41 // also be used by the browser process to send the list of trials to a
     42 // non-browser process, using the same format. See
     43 // FieldTrialList::CreateTrialsFromString() in field_trial.h for details.
     44 const char kForceFieldTrials[]              = "force-fieldtrials";
     45 
     46 // Suppresses all error dialogs when present.
     47 const char kNoErrorDialogs[]                = "noerrdialogs";
     48 
     49 // When running certain tests that spawn child processes, this switch indicates
     50 // to the test framework that the current process is a child process.
     51 const char kTestChildProcess[]              = "test-child-process";
     52 
     53 // When running certain tests that spawn child processes, this switch indicates
     54 // to the test framework that the current process should not initialize ICU to
     55 // avoid creating any scoped handles too early in startup.
     56 const char kTestDoNotInitializeIcu[]        = "test-do-not-initialize-icu";
     57 
     58 // Gives the default maximal active V-logging level; 0 is the default.
     59 // Normally positive values are used for V-logging levels.
     60 const char kV[]                             = "v";
     61 
     62 // Gives the per-module maximal V-logging levels to override the value
     63 // given by --v.  E.g. "my_module=2,foo*=3" would change the logging
     64 // level for all code in source files "my_module.*" and "foo*.*"
     65 // ("-inl" suffixes are also disregarded for this matching).
     66 //
     67 // Any pattern containing a forward or backward slash will be tested
     68 // against the whole pathname and not just the module.  E.g.,
     69 // "*/foo/bar/*=2" would change the logging level for all code in
     70 // source files under a "foo/bar" directory.
     71 const char kVModule[]                       = "vmodule";
     72 
     73 // Will wait for 60 seconds for a debugger to come to attach to the process.
     74 const char kWaitForDebugger[]               = "wait-for-debugger";
     75 
     76 // Sends trace events from these categories to a file.
     77 // --trace-to-file on its own sends to default categories.
     78 const char kTraceToFile[]                   = "trace-to-file";
     79 
     80 // Specifies the file name for --trace-to-file. If unspecified, it will
     81 // go to a default file name.
     82 const char kTraceToFileName[]               = "trace-to-file-name";
     83 
     84 // Configure whether chrome://profiler will contain timing information. This
     85 // option is enabled by default. A value of "0" will disable profiler timing,
     86 // while all other values will enable it.
     87 const char kProfilerTiming[]                = "profiler-timing";
     88 // Value of the --profiler-timing flag that will disable timing information for
     89 // chrome://profiler.
     90 const char kProfilerTimingDisabledValue[]   = "0";
     91 
     92 // Specifies a location for profiling output. This will only work if chrome has
     93 // been built with the gyp variable profiling=1 or gn arg enable_profiling=true.
     94 //
     95 //   {pid} if present will be replaced by the pid of the process.
     96 //   {count} if present will be incremented each time a profile is generated
     97 //           for this process.
     98 // The default is chrome-profile-{pid} for the browser and test-profile-{pid}
     99 // for tests.
    100 const char kProfilingFile[] = "profiling-file";
    101 
    102 #if defined(OS_WIN)
    103 // Disables the USB keyboard detection for blocking the OSK on Win8+.
    104 const char kDisableUsbKeyboardDetect[]      = "disable-usb-keyboard-detect";
    105 #endif
    106 
    107 #if defined(OS_POSIX)
    108 // Used for turning on Breakpad crash reporting in a debug environment where
    109 // crash reporting is typically compiled but disabled.
    110 const char kEnableCrashReporterForTesting[] =
    111     "enable-crash-reporter-for-testing";
    112 #endif
    113 
    114 }  // namespace switches
    115