Remove som GYP annotations, remove unused manifest.

content/shell/app/shell.exe.manifest

Index: content/shell/app/shell.exe.manifest
diff --git a/content/shell/app/shell.exe.manifest b/content/shell/app/shell.exe.manifest
deleted file mode 100644
index d36f084b65946726ec8094f14f52c0c37054637d..0000000000000000000000000000000000000000
--- a/content/shell/app/shell.exe.manifest
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
-
-  <!--The compatibility section will be merged from build/win/compatibility.manifest -->
-
-  <dependency>
-    <dependentAssembly>
-      <assemblyIdentity type="Win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" processorArchitecture="*" publicKeyToken="6595b64144ccf1df" language="*"></assemblyIdentity>
-    </dependentAssembly>
-  </dependency>
-
-  <trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
-    <security>
-      <requestedPrivileges>
-        <requestedExecutionLevel level="asInvoker" />
-      </requestedPrivileges>
-    </security>
-  </trustInfo>
-
-</assembly>