Clean up CodeObservers

runtime/bin/run_vm_tests.cc

Index: runtime/bin/run_vm_tests.cc
diff --git a/runtime/bin/run_vm_tests.cc b/runtime/bin/run_vm_tests.cc
index c9173a88ea61e77b0a502db65ef8c0aeab2e04f6..c4d191e61562e9e475b0ee5e4166704cd1ed1796 100644
--- a/runtime/bin/run_vm_tests.cc
+++ b/runtime/bin/run_vm_tests.cc
@@ -59,29 +59,6 @@ void Benchmark::RunBenchmark() {
 }
 
 
-static void DumpPprofSymbolInfo(const char* pprof_filename) {
-  if (pprof_filename != NULL) {
-    char* err = NULL;
-    Dart_Isolate isolate = Dart_CreateIsolate(NULL, NULL, NULL, NULL, &err);
-    EXPECT(isolate != NULL);
-    Dart_EnterScope();
-    File* pprof_file =
-        File::Open(pprof_filename, File::kWriteTruncate);
-    ASSERT(pprof_file != NULL);
-    void* buffer;
-    int buffer_size;
-    Dart_GetPprofSymbolInfo(&buffer, &buffer_size);
-    if (buffer_size > 0) {
-      ASSERT(buffer != NULL);
-      pprof_file->WriteFully(buffer, buffer_size);
-    }
-    delete pprof_file;  // Closes the file.
-    Dart_ExitScope();
-    Dart_ShutdownIsolate();
-  }
-}
-
-
 static void PrintUsage() {
   fprintf(stderr, "run_vm_tests [--list | --benchmarks | "
                   "--tests | --all | <test name> | <benchmark name>]\n");
@@ -94,7 +71,6 @@ static int Main(int argc, const char** argv) {
   // Flags being passed to the Dart VM.
   int dart_argc = 0;
   const char** dart_argv = NULL;
-  const char* pprof_filename = NULL;
 
   if (argc < 2) {
     // Bad parameter count.
@@ -119,21 +95,10 @@ static int Main(int argc, const char** argv) {
   } else {
     // Last argument is the test name, the rest are vm flags.
     run_filter = argv[argc - 1];
-    const char* pprof_option = "--generate_pprof_symbols=";
-    int length = strlen(pprof_option);
-    if (strncmp(pprof_option, argv[1], length) == 0) {
-      pprof_filename = (argv[1] + length);
-      Dart_InitPprofSupport();
-      // Remove the first two values (executable, pprof flag) from the
-      // arguments and exclude the last argument which is the test name.
-      dart_argc = argc - 3;
-      dart_argv = &argv[2];
-    } else {
-      // Remove the first value (executable) from the arguments and
-      // exclude the last argument which is the test name.
-      dart_argc = argc - 2;
-      dart_argv = &argv[1];
-    }
+    // Remove the first value (executable) from the arguments and
+    // exclude the last argument which is the test name.
+    dart_argc = argc - 2;
+    dart_argv = &argv[1];
   }
   bool set_vm_flags_success = Flags::ProcessCommandLineFlags(dart_argc,
                                                              dart_argv);
@@ -150,8 +115,6 @@ static int Main(int argc, const char** argv) {
     fprintf(stderr, "No tests matched: %s\n", run_filter);
     return 1;
   }
-  // Dump symbol information for the profiler.
-  DumpPprofSymbolInfo(pprof_filename);
   return 0;
 }