Adding /analyze support to common.gypi through GYP_DEFINES=win_analyze=1

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 708e12c2aa3f6ae9ff536f5c7a71f33ca6d4f34f..a7fbba9f8ebfaaa7f3ef62fc145e39a1c760dc94 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -346,6 +346,10 @@
       # by the GYP command line or by ~/.gyp/include.gypi.
       'component%': 'static_library',
 
+      # /analyze is off by default on Windows because it is very slow and noisy.
+      # Enable with GYP_DEFINES=win_analyze=1
+      'win_analyze%': 0,
+
       # Set to select the Title Case versions of strings in GRD files.
       'use_titlecase_in_grd%': 0,
 
@@ -1108,6 +1112,7 @@
     'chroot_cmd%': '<(chroot_cmd)',
     'system_libdir%': '<(system_libdir)',
     'component%': '<(component)',
+    'win_analyze%': '<(win_analyze)',
     'enable_resource_whitelist_generation%': '<(enable_resource_whitelist_generation)',
     'use_titlecase_in_grd%': '<(use_titlecase_in_grd)',
     'use_third_party_translations%': '<(use_third_party_translations)',
@@ -2804,8 +2809,42 @@
                 'DebugInformationFormat': '1',
               }
             }
-          }],
-        ],  # win_z7!=0
+          }],  # win_z7!=0
+          ['win_analyze', {
+            'defines!': [
+              # This is prohibited when running /analyze.
+              '_USING_V110_SDK71_',
+            ],
+            'msvs_settings': {
+              'VCCLCompilerTool': {
+                # Set WarnAsError to false to disable this setting for most
+                # projects so that compilation continues.
+                'WarnAsError': 'false',
+                # When win_analyze is specified add the /analyze switch.
+                # Also add /WX- to force-disable WarnAsError for projects that
+                # override WarnAsError.
+                # Also, disable various noisy warnings that have low value.
+                'AdditionalOptions': [
+                  '/analyze',
+                  '/WX-',
+                  '/wd6011',  # Dereferencing NULL pointer
+                  '/wd6312',  # Possible infinite loop: use of the constant
+                    # EXCEPTION_CONTINUE_EXECUTION in the exception-filter
+                  '/wd6326',  # Potential comparison of constant with constant
+                  '/wd28159', # Consider using 'GetTickCount64'
+                  '/wd28204', # Inconsistent SAL annotations
+                  '/wd28251', # Inconsistent SAL annotations
+                  '/wd28252', # Inconsistent SAL annotations
+                  '/wd28253', # Inconsistent SAL annotations
+                  '/wd28196', # The precondition is not satisfied
+                  '/wd28301', # Inconsistent SAL annotations
+                  '/wd6340',  # Sign mismatch in function parameter
+                  '/wd28182', # Dereferencing NULL pointer
+                ],
+              },
+            },
+          }],  # win_analyze
+        ],
       }],  # OS==win
       ['chromecast==1', {
         'defines': [