DevTools: implement console.timeline/timelineEnd.

Source/core/inspector/InspectorProfilerAgent.cpp

Index: Source/core/inspector/InspectorProfilerAgent.cpp
diff --git a/Source/core/inspector/InspectorProfilerAgent.cpp b/Source/core/inspector/InspectorProfilerAgent.cpp
index 4af971556144025a25650620b286b264f090eb91..e842474de91f445719faf01fab1052cdb4ef09fe 100644
--- a/Source/core/inspector/InspectorProfilerAgent.cpp
+++ b/Source/core/inspector/InspectorProfilerAgent.cpp
@@ -101,13 +101,6 @@ void InspectorProfilerAgent::addProfileFinishedMessageToConsole(PassRefPtr<Scrip
     m_consoleAgent->addMessageToConsole(ConsoleAPIMessageSource, ProfileEndMessageType, DebugMessageLevel, message, sourceURL, lineNumber);
 }
 
-void InspectorProfilerAgent::addStartProfilingMessageToConsole(const String& title, unsigned lineNumber, const String& sourceURL)
-{
-    if (!m_frontend)
-        return;
-    m_consoleAgent->addMessageToConsole(ConsoleAPIMessageSource, ProfileMessageType, DebugMessageLevel, title, sourceURL, lineNumber);
-}
-
 PassRefPtr<TypeBuilder::Profiler::ProfileHeader> InspectorProfilerAgent::createProfileHeader(const ScriptProfile& profile)
 {
     return TypeBuilder::Profiler::ProfileHeader::create()
@@ -227,7 +220,6 @@ void InspectorProfilerAgent::start(ErrorString*)
     m_recordingCPUProfile = true;
     String title = getCurrentUserInitiatedProfileName(true);
     ScriptProfiler::start(title);
-    addStartProfilingMessageToConsole(title, 0, String());

[yurys, 2013/09/06 07:56:45]

After removing this line you won't get console message if profiling was
initiated from the front-end. Is that intentional?

[pfeldman, 2013/09/06 16:10:30]

Correct, this method was standing in my way and I nuked it.

     toggleRecordButton(true);
     m_state->setBoolean(ProfilerAgentState::userInitiatedProfiling, true);
 }