DevTools: remove Canvas profiler from DevTools source base. See details in the bug.

Source/core/inspector/InspectorInstrumentation.cpp

Index: Source/core/inspector/InspectorInstrumentation.cpp
diff --git a/Source/core/inspector/InspectorInstrumentation.cpp b/Source/core/inspector/InspectorInstrumentation.cpp
index 735af2ccf397ec6fd76699bf982a2bcd0bd81dd0..dae7c7dbd84ff291da63beb33667b4b0923a8576 100644
--- a/Source/core/inspector/InspectorInstrumentation.cpp
+++ b/Source/core/inspector/InspectorInstrumentation.cpp
@@ -134,12 +134,6 @@ void appendAsyncCallStack(ExecutionContext* executionContext, ScriptCallStack* c
         callStack->setAsyncCallStack(debuggerAgent->currentAsyncStackTraceForConsole());
 }
 
-bool canvasAgentEnabled(ExecutionContext* executionContext)
-{
-    InstrumentingAgents* instrumentingAgents = instrumentingAgentsFor(executionContext);
-    return instrumentingAgents && instrumentingAgents->inspectorCanvasAgent();
-}
-
 bool consoleAgentEnabled(ExecutionContext* executionContext)
 {
     InstrumentingAgents* instrumentingAgents = instrumentingAgentsFor(executionContext);