Integrate perfvis profiling mode, and temporary report generator.

tools/telemetry/telemetry/core/platform/profiler/perf_vis/perf_to_tracing.py

Index: tools/telemetry/telemetry/core/platform/profiler/perf_vis/perf_to_tracing.py
diff --git a/tools/profile_chrome/third_party/perf_to_tracing.py b/tools/telemetry/telemetry/core/platform/profiler/perf_vis/perf_to_tracing.py
similarity index 70%
copy from tools/profile_chrome/third_party/perf_to_tracing.py
copy to tools/telemetry/telemetry/core/platform/profiler/perf_vis/perf_to_tracing.py
index 280937a8f49b85322138931ad035bb7aebf44fea..2a74b1663facb5407938359de04516d96cf29133 100644
--- a/tools/profile_chrome/third_party/perf_to_tracing.py
+++ b/tools/telemetry/telemetry/core/platform/profiler/perf_vis/perf_to_tracing.py
@@ -1,75 +1,73 @@
-# Script for converting perf script events into tracing JSON.
-#
-# Generated by perf script -g python
+# perf script event handlers, generated by perf script -g python
 # Licensed under the terms of the GNU GPL License version 2
 
-import json
+# The common_* event handler fields are the most useful fields common to
+# all events.  They don't necessarily correspond to the 'common_*' fields
+# in the format files.  Those fields not available as handler params can
+# be retrieved using Python functions of the form common_*(context).
+# See the perf-trace-python Documentation for the list of available functions.
+
 import os
 import sys
-
+import json
 from collections import deque
 
-
 # Categorize DSOs by component.
-dso_to_comp = {
-    'libdvm.so': 'Java',
-    'libart.so': 'Java',
-    'libjavacore.so': 'Java',
-    'libandroid_runtime.so': 'Android',
-    'libgui.so': 'Android',
-    'libui.so': 'Android',
-    'libbinder.so': 'Android',
-    'libmemalloc.so': 'Android',
-    'libcrypto.so': 'Android',
-    'libcutils.so':'Android',
-    'libutils.so': 'Android',
-    '[kernel.kallsyms]': 'Kernel',
-    'libc.so': 'Standard Lib',
-    'libstdc++.so': 'Standard Lib',
-    'libm.so':'Standard Lib',
-    'libGLESv2_adreno.so': 'GPU Driver',
-    'libGLESv2_adreno200.so': 'GPU Driver',
-    'libq3dtools_adreno200.so': 'GPU Driver',
-    'libEGL_adreno.so': 'GPU Driver',
-    'libEGL_adreno200.so': 'GPU Driver',
-    'libEGL.so': 'GPU Driver',
-    'libgsl.so': 'GPU Driver',
-    'libGLESv2.so': 'GPU Driver',
-    'libsc-a3xx.so': 'GPU Driver',
-    'libadreno_utils.so': 'GPU Driver',
-    'eglsubAndroid.so': 'GPU Driver',
-    'gralloc.msm8960.so': 'GPU Driver',
-    'libadreno_utils': 'GPU Driver',
-    'libGLES_mali.so': 'GPU Driver',
-    'libchromeview.so': 'Chrome',
-    '[unknown]': '<unknown>',
-    '[UNKNOWN]': '<unknown>',
-}
-
+dso_to_comp = {'libdvm.so': 'Java',
+               'libart.so': 'Java',
+               'libjavacore.so': 'Java',
+               'libandroid_runtime.so': 'Android',
+               'libgui.so': 'Android',
+               'libui.so': 'Android',
+               'libbinder.so': 'Android',
+               'libmemalloc.so': 'Android',
+               'libcrypto.so': 'Android',
+               'libcutils.so':'Android',
+               'libutils.so': 'Android',
+               '[kernel.kallsyms]': 'Kernel',
+               'libc.so': 'Standard Lib',
+               'libstdc++.so': 'Standard Lib',
+               'libm.so':'Standard Lib',
+               'libGLESv2_adreno.so': 'GPU Driver',
+               'libGLESv2_adreno200.so': 'GPU Driver',
+               'libq3dtools_adreno200.so': 'GPU Driver',
+               'libEGL_adreno.so': 'GPU Driver',
+               'libEGL_adreno200.so': 'GPU Driver',
+               'libEGL.so': 'GPU Driver',
+               'libgsl.so': 'GPU Driver',
+               'libGLESv2.so': 'GPU Driver',
+               'libsc-a3xx.so': 'GPU Driver',
+               'libadreno_utils.so': 'GPU Driver',
+               'eglsubAndroid.so': 'GPU Driver',
+               'gralloc.msm8960.so': 'GPU Driver',
+               'libadreno_utils': 'GPU Driver',
+               'libGLES_mali.so': 'GPU Driver',
+               'libchromeview.so': 'Chrome',
+               '[unknown]': '<unknown>',
+               '[UNKNOWN]': '<unknown>',
+               }
 
 def FilterSymbolModule(module):
   m = dso_to_comp.get(module, None)
   if m:
     return m
-  if module.find('libchrome.') == 0:
+  if module.find('libchrome') == 0 or module.find('libcontent_shell') == 0:
     return 'Chrome'
   if module.find('dalvik') >= 0 or module.find('@') >= 0:
     return 'Java'
   return module
 
-
 def FilterSymbolName(module, orign_module, name):
   if module == 'Java':
-    return name
+    return name #orign_module
   elif module == 'GPU Driver':
-    return name
+    return name # orign_module
   if name == '':
     return orign_module + ':unknown'
   if name[0].isdigit() or name == '(nil)':
     return orign_module + ':unknown'
   return name
 
-
 class StackFrameNode:
   def __init__(self, stack_id, name, category):
     self.stack_id = stack_id
@@ -108,7 +106,6 @@ class StackFrameNode:
       self.have_total_weight = True
       return self.total_weight
 
-
 class PerfSample:
   def __init__(self, stack_id, ts, cpu, tid, weight, samp_type, comm):
     self.stack_id = stack_id
@@ -132,20 +129,20 @@ class PerfSample:
       ret['sf'] = self.stack_id  # Stack frame id
     return ret
 
-
 samples = []
 root_chain = StackFrameNode(0, 'root', '[unknown]')
 next_stack_id = 1
 tot_period = 0
 saved_period = 0
 
-
 def process_event(param_dict):
   global next_stack_id
   global saved_period
   global tot_period
 
+  #print "process_event", param_dict
   samp_comm = param_dict['comm']
+  #samp_pid = param_dict['pid']
   samp_tid = param_dict['tid']
   samp_cpu = param_dict['cpu']
   samp_ts = param_dict['time']
@@ -200,12 +197,13 @@ def process_event(param_dict):
   stack_frame.samples.append(sample)
   saved_period += samp_period
 
-
 def trace_begin():
   pass
 
-
 def trace_end():
+  #print '// tot_period', tot_period
+  #print '// saved_period', saved_period
+
   # Return siblings of a call tree node.
   def GetNodeSiblings(node):
     if not node:
@@ -214,7 +212,7 @@ def trace_end():
       return []
     return node.parent.children.values()
 
-  # Try to reduce misplaced stack leaves by moving them up into sibling nodes.
+  # Try to reduce misplaced stack leaves by mobing them up into sibling nodes.
   def FixCallTree(node, parent):
     # Get siblings of node's parent.
     node.parent = parent