Change the name of SkFlags to SkCommandLineFlags.

This name is more specific to what it actually does.

Also move the code into tools/flags, to (slightly) better organize
the massive tools folder.

Update the programs that use it to use the new names.

No functionality changes.

BUG=https://code.google.com/p/skia/issues/detail?id=1173

Review URL: https://codereview.chromium.org/12440067

git-svn-id: http://skia.googlecode.com/svn/trunk@8304 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gyp/flags.gyp b/gyp/flags.gyp
index 712a04b..aa83ea9 100644
--- a/gyp/flags.gyp
+++ b/gyp/flags.gyp
@@ -6,8 +6,8 @@
       'target_name': 'flags',
       'type': 'static_library',
       'sources': [
-        '../tools/SkFlags.h',
-        '../tools/SkFlags.cpp',
+        '../tools/flags/SkCommandLineFlags.h',
+        '../tools/flags/SkCommandLineFlags.cpp',
       ],
       'dependencies': [
         'skia_base_libs.gyp:skia_base_libs',
@@ -15,7 +15,7 @@
       ],
       'direct_dependent_settings': {
         'include_dirs': [
-          '../tools/',
+          '../tools/flags',
         ],
       }
     },