Revert 180055: Very likely caused http://crbug.com/173885

content/content_resources.grd

Index: content/content_resources.grd
===================================================================
--- content/content_resources.grd	(revision 180281)
+++ content/content_resources.grd	(working copy)
@@ -10,11 +10,6 @@
   </outputs>
   <translations />
   <release seq="1">
-    <messages fallback_to_english="true">
-      <message name="IDS_TRACING_TITLE" desc="Title for the about:tracing page.">
-        Tracing
-      </message>
-    </messages>
     <includes>
       <include name="IDR_GPU_BLACKLIST" file="browser/gpu/software_rendering_list.json" type="BINDATA" />
       <include name="IDR_GPU_INTERNALS_HTML" file="browser/resources/gpu/gpu_internals.html" flattenhtml="true" allowexternalscript="true" type="BINDATA" />
@@ -31,10 +26,6 @@
         <include name="IDR_RENDERER_SANDBOX_PROFILE" file="renderer/renderer.sb" type="BINDATA" />
         <include name="IDR_UTILITY_SANDBOX_PROFILE" file="utility/utility.sb" type="BINDATA" />
       </if>
-      <if expr="not pp_ifdef('android')">
-        <include name="IDR_TRACING_HTML" file="../third_party/trace-viewer/src/about_tracing.html" flattenhtml="true" allowexternalscript="true" type="BINDATA" />
-        <include name="IDR_TRACING_JS" file="../third_party/trace-viewer/src/about_tracing.js" flattenhtml="true" type="BINDATA" />
-      </if>
     </includes>
   </release>
 </grit>