Default to static linking CRT on Windows.

common.gypi

@@ -22,13 +22,7 @@
         ],
         'msvs_settings': {
           'VCCLCompilerTool': {
-            'target_conditions': [
-              ['library=="static_library"', {
-                'RuntimeLibrary': 1, # static debug
-              }, {
-                'RuntimeLibrary': 3, # DLL debug
-              }],
-            ],
+            'RuntimeLibrary': 1, # static debug
             'Optimization': 0, # /Od, no optimization
             'MinimalRebuild': 'true',
             'OmitFramePointers': 'false',
@@ -49,13 +43,7 @@
         ],
         'msvs_settings': {
           'VCCLCompilerTool': {
-            'target_conditions': [
-              ['library=="static_library"', {
-                'RuntimeLibrary': 0, # static release
-              }, {
-                'RuntimeLibrary': 2, # debug release
-              }],
-            ],
+            'RuntimeLibrary': 0, # static release
             'Optimization': 3, # /Ox, full optimization
             'FavorSizeOrSpeed': 1, # /Ot, favour speed over size
             'InlineFunctionExpansion': 2, # /Ob2, inline anything eligible