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Teach the mojo_shell --trace-startup flag to gather data from services

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This makes passing --trace-startup to mojo_shell (or MojoShell.apk)
collect and save data from all apps/services that support tracing, not
just the shell itself.

R=viettrungluu@chromium.org

Review URL: https://codereview.chromium.org/1105773002
This commit is contained in:
James Robinson 2015-05-01 11:03:09 -07:00
parent 741c887e97
commit a3de4df656
1 changed files with 5 additions and 2 deletions
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7
tools/debugger/debugger.cc
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@ -28,13 +28,13 @@ namespace debugger {
class SkyDebugger : public mojo::ApplicationDelegate,
public http_server::HttpHandler {
public:
SkyDebugger() : is_tracing_(false), handler_binding_(this) {}
SkyDebugger() : is_tracing_(false), app_(nullptr), handler_binding_(this) {}
~SkyDebugger() override {}
private:
// mojo::ApplicationDelegate:
void Initialize(mojo::ApplicationImpl* app) override {
app->ConnectToService("mojo:tracing", &tracing_);
app_ = app;
app->ConnectToService("mojo:window_manager", &window_manager_);
// Format: --args-for="app_url command_port"
@ -140,6 +140,8 @@ class SkyDebugger : public mojo::ApplicationDelegate,
return;
}
if (!tracing_)
app_->ConnectToService("mojo:tracing", &tracing_);
is_tracing_ = true;
mojo::DataPipe pipe;
tracing_->Start(pipe.producer_handle.Pass(), mojo::String("*"));
@ -185,6 +187,7 @@ class SkyDebugger : public mojo::ApplicationDelegate,
}
bool is_tracing_;
mojo::ApplicationImpl* app_;
mojo::WindowManagerPtr window_manager_;
tracing::TraceCoordinatorPtr tracing_;
std::string url_;