Bug 1181646 - Add React as a shared library for devtools. r=gps,fitzgen

browser/devtools/shared/moz.build

@@ -47,6 +47,15 @@ EXTRA_JS_MODULES.devtools.shared += [
     'undo.js'
 ]
 
+EXTRA_JS_MODULES.devtools.shared.content += [
+    'content/react.js'
+]
+
+if CONFIG['DEBUG_JS_MODULES']:
+    EXTRA_JS_MODULES.devtools.shared.content += [
+        'content/react-dev.js'
+    ]
+
 EXTRA_JS_MODULES.devtools.shared.widgets += [
     'widgets/BarGraphWidget.js',
     'widgets/CubicBezierPresets.js',

configure.in

@@ -7494,6 +7494,17 @@ if test -n "$STDCXX_COMPAT"; then
    HOST_CXXFLAGS="$HOST_CXXFLAGS -D_GLIBCXX_USE_CXX11_ABI=0"
 fi
 
+dnl ========================================================
+dnl = frontend JS debug mode
+dnl ========================================================
+
+MOZ_ARG_ENABLE_BOOL(debug-js-modules,
+[  --enable-debug-js-modules  Enable debug mode for frontend JS libraries],
+   DEBUG_JS_MODULES=1,
+   DEBUG_JS_MODULES=)
+
+AC_SUBST(DEBUG_JS_MODULES)
+
 dnl ========================================================
 dnl =
 dnl = Profiling and Instrumenting

toolkit/modules/AppConstants.jsm

@@ -166,4 +166,5 @@ this.AppConstants = Object.freeze({
   MOZ_UPDATE_CHANNEL: "@MOZ_UPDATE_CHANNEL@",
   MOZ_WIDGET_TOOLKIT: "@MOZ_WIDGET_TOOLKIT@",
   ANDROID_PACKAGE_NAME: "@ANDROID_PACKAGE_NAME@",
+  DEBUG_JS_MODULES: "@DEBUG_JS_MODULES@"
 });

toolkit/modules/moz.build

@@ -105,7 +105,8 @@ for var in ('ANDROID_PACKAGE_NAME',
             'MOZ_APP_VERSION_DISPLAY',
             'MOZ_WIDGET_TOOLKIT',
             'DLL_PREFIX',
-            'DLL_SUFFIX'):
+            'DLL_SUFFIX',
+            'DEBUG_JS_MODULES'):
             DEFINES[var] = CONFIG[var]
 
 for var in ('MOZILLA_OFFICIAL',