Profiler.is_supported takes browser_type instead of options.

tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py

Index: tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py
diff --git a/tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py b/tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py
index 574de173d9c5986c43e9eabfcc997600d51b812c..669f255748bf14dcd0b217555a779d8db20bc664 100644
--- a/tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py
+++ b/tools/telemetry/telemetry/core/platform/profiler/perf_profiler.py
@@ -117,10 +117,10 @@ class PerfProfiler(profiler.Profiler):
     return 'perf'
 
   @classmethod
-  def is_supported(cls, options):
+  def is_supported(cls, browser_type):
     if sys.platform != 'linux2':
       return False
-    if options and options.browser_type.startswith('cros'):
+    if browser_type.startswith('cros'):
       return False
     return cls._CheckLinuxPerf() or cls._CheckAndroidPerf()